Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

any files downloaded from Firefox ca not be saved as a PDF files since around Dec 6th. When opened by Acrobat, then indicate that the file is corrupt.

  • 2 replies
  • 1 has this problem
  • 10 views
  • Last reply by zeroknight

more options

Fix firefox so that the downloads can be saved as a PDF file. The same sites downloaded over Chrome and saved as a PDF file work properly.

Fix firefox so that the downloads can be saved as a PDF file. The same sites downloaded over Chrome and saved as a PDF file work properly.

All Replies (2)

more options

It is possible that (anti-virus) security software is causing the problem. Try to disable security software temporarily to see if that makes a difference.

more options

Does it still happen in Troubleshoot Mode?