Update docs for DisableBuiltinPDFViewer

diff --git a/docs/index.md b/docs/index.md
index 669a219dc5ea3256030f466a08612a00cf56d6f9..f22434517ab22ecb4b71b1441c23cee9656e1942 100644 (file)
--- a/docs/index.md
+++ b/docs/index.md
@@ -1739,11 +1739,14 @@ Value (string):
 }
 ```
 ### DisableBuiltinPDFViewer
 }
 ```
 ### DisableBuiltinPDFViewer

+

 Disable the built in PDF viewer. PDF files are downloaded and sent externally.
 
 Disable the built in PDF viewer. PDF files are downloaded and sent externally.
 

+Note: As of Firefox 140, this policy no longer completely disables PDF.js; it changes the handler to send PDF files to the operating system. Embedded PDF files are shown in the browser. If you need to completely disable PDF.js, you can use the [`PDFjs`](#pdfjs) policy. 
+

 **Compatibility:** Firefox 60, Firefox ESR 60\
 **CCK2 Equivalent:** `disablePDFjs`\
 **Compatibility:** Firefox 60, Firefox ESR 60\
 **CCK2 Equivalent:** `disablePDFjs`\

-**Preferences Affected:** `pdfjs.disabled`
+**Preferences Affected:** N/A

 
 #### Windows (GPO)
 ```
 
 #### Windows (GPO)
 ```