diff --git a/chrome/locale/af-ZA/zotero/zotero.properties b/chrome/locale/af-ZA/zotero/zotero.properties
index 4cab2ffdbb..4ba361f305 100644
--- a/chrome/locale/af-ZA/zotero/zotero.properties
+++ b/chrome/locale/af-ZA/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/ar/zotero/zotero.properties b/chrome/locale/ar/zotero/zotero.properties
index 1c5e33bd0a..d4fc140249 100644
--- a/chrome/locale/ar/zotero/zotero.properties
+++ b/chrome/locale/ar/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=هل تريد تنصيب الشكل "%1$S" من %2$S؟
 styles.updateStyle=هل تريد تحديث الشكل الموجود"%1$S" مع "%2$S" من %3$S؟
 styles.installed=تم تنصيب الشكل "%S" بنجاح.
-styles.installError=ملف %S لا يبدو بصيغة ملف CSL.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/bg-BG/zotero/zotero.properties b/chrome/locale/bg-BG/zotero/zotero.properties
index be73f0e42c..b5ef9b0377 100644
--- a/chrome/locale/bg-BG/zotero/zotero.properties
+++ b/chrome/locale/bg-BG/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Да бъде ли инсталиран стила "%1$S" от %2$S?
 styles.updateStyle=Да бъде ли осъвременен съществуващия стил "%1$S" с "%2$S" от %3$S?
 styles.installed=Стилът "%S" беше успешно инсталиран.
-styles.installError=%S не е валиден CSL файл.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/ca-AD/zotero/zotero.properties b/chrome/locale/ca-AD/zotero/zotero.properties
index d03a18055a..6afdf48613 100644
--- a/chrome/locale/ca-AD/zotero/zotero.properties
+++ b/chrome/locale/ca-AD/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Instal·la estil "%1$S" des de %2$S?
 styles.updateStyle=Actualitza l'estil existent "%1$S" amb "%2$S" des de %3$S?
 styles.installed=L'estil "%S" s'ha instal·lat correctament
-styles.installError=%S no sembla un arxiu CSL vàlid
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/cs-CZ/zotero/zotero.properties b/chrome/locale/cs-CZ/zotero/zotero.properties
index c8b9c65702..21bf357f3f 100644
--- a/chrome/locale/cs-CZ/zotero/zotero.properties
+++ b/chrome/locale/cs-CZ/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Instalovat styl "%1$S" z %2$S?
 styles.updateStyle=Aktualizuj existující styl "%1$S" stylem "%2$S" z %3$S?
 styles.installed=Styl "%S" byl úspěšně nainstalován.
-styles.installError=%S se nejeví jako platný CSL soubor.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/da-DK/zotero/zotero.properties b/chrome/locale/da-DK/zotero/zotero.properties
index c0593831a9..86432be7b8 100644
--- a/chrome/locale/da-DK/zotero/zotero.properties
+++ b/chrome/locale/da-DK/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/de-AT/zotero/zotero.properties b/chrome/locale/de-AT/zotero/zotero.properties
index e575bd6f85..bb7cfc1c21 100644
--- a/chrome/locale/de-AT/zotero/zotero.properties
+++ b/chrome/locale/de-AT/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/de-CH/zotero/zotero.properties b/chrome/locale/de-CH/zotero/zotero.properties
index bbfd27b27a..fc24feb1db 100644
--- a/chrome/locale/de-CH/zotero/zotero.properties
+++ b/chrome/locale/de-CH/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/de-DE/zotero/zotero.properties b/chrome/locale/de-DE/zotero/zotero.properties
index 5892f1c680..b794417a96 100644
--- a/chrome/locale/de-DE/zotero/zotero.properties
+++ b/chrome/locale/de-DE/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Stil "%1$S" von %2$S? installieren.
 styles.updateStyle=Bestehenden Stil "%1$S" mit "%2$S" von %3$S updaten?
 styles.installed=Der Stil "%S" wurde erfolgreich installiert.
-styles.installError=%S scheint keine gültige CSL-Datei zu sein.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/el-GR/zotero/zotero.properties b/chrome/locale/el-GR/zotero/zotero.properties
index 4cab2ffdbb..4ba361f305 100644
--- a/chrome/locale/el-GR/zotero/zotero.properties
+++ b/chrome/locale/el-GR/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/en-US/zotero/zotero.properties b/chrome/locale/en-US/zotero/zotero.properties
index 5d9e3609e1..37a82fe8ff 100644
--- a/chrome/locale/en-US/zotero/zotero.properties
+++ b/chrome/locale/en-US/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body	= The citation you have specified would be
 styles.installStyle					= Install style "%1$S" from %2$S?
 styles.updateStyle					= Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed					= The style "%S" was installed successfully.
-styles.installError					= %S does not appear to be a valid CSL file.
+styles.installError					= %S does not appear to be a valid style file.
 styles.installSourceError			= %1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle					= Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles					= Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/es-ES/zotero/zotero.properties b/chrome/locale/es-ES/zotero/zotero.properties
index 6f810bb5e2..12c0ff3013 100644
--- a/chrome/locale/es-ES/zotero/zotero.properties
+++ b/chrome/locale/es-ES/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=¿Instalar el estilo "%1$S" desde %2$S?
 styles.updateStyle=¿Actualizar el estilo existente "%1$S" con "%2$S" desde %3$S?
 styles.installed=El estilo "%S" se ha instalado correctamente.
-styles.installError=No parece que %S sea un fichero CSL válido.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/et-EE/zotero/zotero.properties b/chrome/locale/et-EE/zotero/zotero.properties
index 4cab2ffdbb..4ba361f305 100644
--- a/chrome/locale/et-EE/zotero/zotero.properties
+++ b/chrome/locale/et-EE/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/fi-FI/zotero/zotero.properties b/chrome/locale/fi-FI/zotero/zotero.properties
index 571b456dcd..c18f1849b3 100644
--- a/chrome/locale/fi-FI/zotero/zotero.properties
+++ b/chrome/locale/fi-FI/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/fr-FR/zotero/zotero.properties b/chrome/locale/fr-FR/zotero/zotero.properties
index dd4b92a1f9..df5cca7c00 100644
--- a/chrome/locale/fr-FR/zotero/zotero.properties
+++ b/chrome/locale/fr-FR/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Installer le style "%1$S" à partir de %2$S ?
 styles.updateStyle=Actualiser le style "%1$S" existant avec "%2$S" à partir de %3$S ?
 styles.installed=Le style "%S" a été installé avec succès.
-styles.installError=%S ne paraît pas être un fichier CSL valide.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/gl-ES/zotero/zotero.properties b/chrome/locale/gl-ES/zotero/zotero.properties
index 3fe5b6e0a4..934e157e1b 100644
--- a/chrome/locale/gl-ES/zotero/zotero.properties
+++ b/chrome/locale/gl-ES/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Instalar o estilo "%1$S" desde %2$S?
 styles.updateStyle=Actualizar o estilo"%1$S" con "%2$S" desde %3$S?
 styles.installed=Instalouse correctamente o estilo "%S".
-styles.installError=%S non parece un arquivo CLS válido.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/he-IL/zotero/zotero.properties b/chrome/locale/he-IL/zotero/zotero.properties
index 8ab5d9aefc..8b80ee8fba 100644
--- a/chrome/locale/he-IL/zotero/zotero.properties
+++ b/chrome/locale/he-IL/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/hr-HR/zotero/zotero.properties b/chrome/locale/hr-HR/zotero/zotero.properties
index 4cab2ffdbb..4ba361f305 100644
--- a/chrome/locale/hr-HR/zotero/zotero.properties
+++ b/chrome/locale/hr-HR/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/hu-HU/zotero/zotero.properties b/chrome/locale/hu-HU/zotero/zotero.properties
index 53b461741d..21bbdafb40 100644
--- a/chrome/locale/hu-HU/zotero/zotero.properties
+++ b/chrome/locale/hu-HU/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=A "%1$S" stílus importálása a %2$S-ból?
 styles.updateStyle=A "%1$S" stílus lecserélése %2$S-re a %3$S-ból?
 styles.installed=A "%1$S" stílus importálása sikerült.
-styles.installError=A "%1$S" érvénytelen CSL fájl.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/is-IS/zotero/zotero.properties b/chrome/locale/is-IS/zotero/zotero.properties
index 7b4bc32ff9..4d8624b6d4 100644
--- a/chrome/locale/is-IS/zotero/zotero.properties
+++ b/chrome/locale/is-IS/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/it-IT/zotero/zotero.properties b/chrome/locale/it-IT/zotero/zotero.properties
index fa5da01f7b..f2f42b0b17 100644
--- a/chrome/locale/it-IT/zotero/zotero.properties
+++ b/chrome/locale/it-IT/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Installare stile "%1$S" da %2$S?
 styles.updateStyle=Aggiornare lo stile esistente "%1$S" con "%2$S" da %3$S?
 styles.installed=Lo stile "%S" è stato installato correttamente.
-styles.installError=%S non sembra un file CSL valido.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/ja-JP/zotero/zotero.properties b/chrome/locale/ja-JP/zotero/zotero.properties
index 8516d6a124..d3a46af291 100644
--- a/chrome/locale/ja-JP/zotero/zotero.properties
+++ b/chrome/locale/ja-JP/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=スタイル"%1$S"を%2$Sからインストールしますか？
 styles.updateStyle=既存のスタイル"%1$S"を%3$Sからの"%2$S"でアップデートしますか？
 styles.installed=スタイル"%S"が正常にインストールされました。
-styles.installError=%Sは有効なCSLファイルではないようです。
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/ko-KR/zotero/zotero.properties b/chrome/locale/ko-KR/zotero/zotero.properties
index 19e249aa92..4adc490e9b 100644
--- a/chrome/locale/ko-KR/zotero/zotero.properties
+++ b/chrome/locale/ko-KR/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=%2$S로 부터 %1$S(을)를 내보내시겠습니까?
 styles.updateStyle=%3$S(으)로 부터 기존 스타일 "%1$S"(을)를 "%2$S"(으)로 갱신합니다.
 styles.installed=스타일 "%S"(을)를 성공적으로 설치했습니다.
-styles.installError=%S(은)는 유효한 CSL 파일로 나타낼 수 없습니다.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/mn-MN/zotero/zotero.properties b/chrome/locale/mn-MN/zotero/zotero.properties
index 9835e36cc1..5d50bb601e 100644
--- a/chrome/locale/mn-MN/zotero/zotero.properties
+++ b/chrome/locale/mn-MN/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/nb-NO/zotero/zotero.properties b/chrome/locale/nb-NO/zotero/zotero.properties
index 47af56b449..d61ebf5383 100644
--- a/chrome/locale/nb-NO/zotero/zotero.properties
+++ b/chrome/locale/nb-NO/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Installere stilen "%1$S" fra %2$S?
 styles.updateStyle=Oppdatere den eksisterende stilen "%1$S" til "%2$S" fra %3$S?
 styles.installed=Installasjon av stilen "%S" var vellykket.
-styles.installError=%S ser ikke ut til å være en gyldig CSL-fil.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/nl-NL/zotero/zotero.properties b/chrome/locale/nl-NL/zotero/zotero.properties
index 9f3e4d7ef8..dd336794d3 100644
--- a/chrome/locale/nl-NL/zotero/zotero.properties
+++ b/chrome/locale/nl-NL/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Stijl "%1$S" vanuit %2$S installeren?
 styles.updateStyle=Bestaande stijl "%1$S" bijwerken met "%2$S" vanuit %3$S?
 styles.installed=Stijl "%S" werd met succes geïnstalleerd.
-styles.installError=%S lijkt geen geldig CSL bestand te zijn.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/pl-PL/zotero/zotero.properties b/chrome/locale/pl-PL/zotero/zotero.properties
index 5df74a6330..ce7464bc57 100644
--- a/chrome/locale/pl-PL/zotero/zotero.properties
+++ b/chrome/locale/pl-PL/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Zainstalować styl "%1$S" z %2$S?
 styles.updateStyle=Czy zastąpić istniejący styl "%1$S" stylem "%2$S" pobranym z %3$S?
 styles.installed=Styl "%S" został zainstalowany.
-styles.installError=%S nie jest prawidłowym plikiem CSL.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/pt-BR/zotero/zotero.properties b/chrome/locale/pt-BR/zotero/zotero.properties
index 4f74385e89..53738c738a 100644
--- a/chrome/locale/pt-BR/zotero/zotero.properties
+++ b/chrome/locale/pt-BR/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=The style "%S" was installed successfully.
-styles.installError=%S does not appear to be a valid CSL file.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/pt-PT/zotero/zotero.properties b/chrome/locale/pt-PT/zotero/zotero.properties
index 948df8a4a8..adfff533a4 100644
--- a/chrome/locale/pt-PT/zotero/zotero.properties
+++ b/chrome/locale/pt-PT/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Estalar estilo "%1$S" de %2$S?
 styles.updateStyle=Actualizar o estilo "%1$S" existente com "%2$S" de %3$S?
 styles.installed=O estilo "%S" foi instalado com sucesso.
-styles.installError=%S não parece ser um arquivo CSL válido.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/ro-RO/zotero/zotero.properties b/chrome/locale/ro-RO/zotero/zotero.properties
index 906c277b3e..85150b2c5d 100644
--- a/chrome/locale/ro-RO/zotero/zotero.properties
+++ b/chrome/locale/ro-RO/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Să instalez stilul "%1$S" de la %2$S?
 styles.updateStyle=Să actualizez stilul "%1$S" cu "%2$S" de la %3$S?
 styles.installed=Stilul "%S" a fost instalat cu succes.
-styles.installError=%S nu pare a fi un fişier CSL valid.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/ru-RU/zotero/zotero.properties b/chrome/locale/ru-RU/zotero/zotero.properties
index a7d49e997e..8d146f4236 100644
--- a/chrome/locale/ru-RU/zotero/zotero.properties
+++ b/chrome/locale/ru-RU/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Установить стиль "%1$S" из %2$S?
 styles.updateStyle=Обновить существующий стиль "%1$S" "%2$S" из %3$S?
 styles.installed=Стиль "%S" был успешно установлен
-styles.installError=%S не является действительным файлом CSL
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/sk-SK/zotero/zotero.properties b/chrome/locale/sk-SK/zotero/zotero.properties
index 96e58dccb0..d028187653 100644
--- a/chrome/locale/sk-SK/zotero/zotero.properties
+++ b/chrome/locale/sk-SK/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Nainštalovať štýl "%1$S" z %2$S?
 styles.updateStyle=Aktualizovať existujúci štýl "%1$S" s "%2$S" z %3$S?
 styles.installed=Štýl "%S" bol úspešne nainštalovaný.
-styles.installError=%S sa nejaví ako platný CSL súbor.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/sl-SI/zotero/zotero.properties b/chrome/locale/sl-SI/zotero/zotero.properties
index f99329598d..4476ba2d57 100644
--- a/chrome/locale/sl-SI/zotero/zotero.properties
+++ b/chrome/locale/sl-SI/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Želite namestiti slog "%1$S" iz %2$S?
 styles.updateStyle=Želite posodobiti obstoječi slog "%1$S" z "%2$S" iz %3$S?
 styles.installed=Slog "%S" je bil uspešno nameščen.
-styles.installError=%S ni veljavna datoteka CSL.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/sr-RS/zotero/zotero.properties b/chrome/locale/sr-RS/zotero/zotero.properties
index 861570337a..2b01c2ed8b 100644
--- a/chrome/locale/sr-RS/zotero/zotero.properties
+++ b/chrome/locale/sr-RS/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Инсталирати стил „%1$S“ из %2$S?
 styles.updateStyle=Ажурирати постојећи стил „%1$S“ са „%2$S“ из %3$S?
 styles.installed=Стил „%S“ је успешно инсталиран.
-styles.installError=%S не изгледа као исправна CSL датотека.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/sv-SE/zotero/zotero.properties b/chrome/locale/sv-SE/zotero/zotero.properties
index 203324d5bc..2ff652461a 100644
--- a/chrome/locale/sv-SE/zotero/zotero.properties
+++ b/chrome/locale/sv-SE/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Installera stil "%1$S" från %2$S?
 styles.updateStyle=Uppdatera existerande stil "%1$S" med "%2$S" från %3$S?
 styles.installed=Stilen "%S" importerades med lyckat resultat.
-styles.installError=%S verkar inte vara en giltig CSL-fil.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/th-TH/zotero/zotero.properties b/chrome/locale/th-TH/zotero/zotero.properties
index 613b4aeb39..6d6a60d558 100644
--- a/chrome/locale/th-TH/zotero/zotero.properties
+++ b/chrome/locale/th-TH/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=ติดตั้งสไตล์ "%1$S" จาก %S$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=ติดตั้งสไตล์ "%S" เรียบร้อยแล้ว
-styles.installError=ดูเหมือนว่า %S จะไม่ใช่แฟ้ม CSL ที่ถูกต้อง
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/tr-TR/zotero/zotero.properties b/chrome/locale/tr-TR/zotero/zotero.properties
index 0a0c591e75..244d10871a 100644
--- a/chrome/locale/tr-TR/zotero/zotero.properties
+++ b/chrome/locale/tr-TR/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Sitil "%1$S" %2$S'den kurulsunmu?
 styles.updateStyle=Geçerli sitili "%1$S" %3$S den  "%2$S" e güncellensinmi?
 styles.installed=sitil "%S" başarılı olarak kuruldu.
-styles.installError=%S geçerli bir CSL dosyası olarak görülmüyor.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/vi-VN/zotero/zotero.properties b/chrome/locale/vi-VN/zotero/zotero.properties
index 6cc9e42db5..6b2a1f5020 100644
--- a/chrome/locale/vi-VN/zotero/zotero.properties
+++ b/chrome/locale/vi-VN/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Cài đặt style "%1$S" từ %2$S?
 styles.updateStyle=Cập nhật style "%1$S" với "%2$S" từ %3$S?
 styles.installed=Style "%S" đã được cài đặt thành công.
-styles.installError=%S không phải là một tệp tin CSL hợp lệ.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/zh-CN/zotero/zotero.properties b/chrome/locale/zh-CN/zotero/zotero.properties
index 387aeb5b44..ea3a7a25f2 100644
--- a/chrome/locale/zh-CN/zotero/zotero.properties
+++ b/chrome/locale/zh-CN/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=Install style "%1$S" from %2$S?
 styles.updateStyle=Update existing style "%1$S" with "%2$S" from %3$S?
 styles.installed=样式"%S"已成功安装.
-styles.installError=%S似乎不是一个有效的CSL文件.
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?
diff --git a/chrome/locale/zh-TW/zotero/zotero.properties b/chrome/locale/zh-TW/zotero/zotero.properties
index c29de4a80d..c412793328 100644
--- a/chrome/locale/zh-TW/zotero/zotero.properties
+++ b/chrome/locale/zh-TW/zotero/zotero.properties
@@ -500,7 +500,7 @@ integration.emptyCitationWarning.body=The citation you have specified would be e
 styles.installStyle=從 %2$S 安裝樣式 "%1$S"？
 styles.updateStyle=從 %3$S 用 "%2$S" 更新現有的樣式 "%1$S"？
 styles.installed=已成功安裝樣式 "%S"。
-styles.installError=%S 似乎不是有效的 CSL 檔。
+styles.installError=%S does not appear to be a valid style file.
 styles.installSourceError=%1$S references an invalid or non-existent CSL file at %2$S as its source.
 styles.deleteStyle=Are you sure you want to delete the style "%1$S"?
 styles.deleteStyles=Are you sure you want to delete the selected styles?