This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

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

LATEST UPDATE DOESNT ALLOW ME TO WATCH SOME VIDEOS. WHY? CAN I DISABLE THE LAST UPDATE?

  • 1 balasan
  • 2 ada masalah ini
  • 1 paparan
  • Balasan terakhir oleh FredMcD

more options

Since the last update I get a message stating format not supported. A restore got around the problem but it keeps updating and putting me back where I started with format not supported. How do i get around this?

Since the last update I get a message stating format not supported. A restore got around the problem but it keeps updating and putting me back where I started with format not supported. How do i get around this?

All Replies (1)

more options

Type about:preferences#advanced<enter> in the address bar.

Under Advanced, Select Update. Check the settings.