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!

Avatar for Username

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

This thread was archived. Please ask a new question if you need help.

whenever i open a new window or tab i get a blank page and i have no navigation buttons

  • 1 reply
  • 1 has this problem
  • 1 view
  • Last reply by cor-el

eddieastoria
eddieastoria
more options

Warning: Expected media feature name but found '-o-touch-enabled'. Source File: https://support.mozilla.com/en-US/home Line: 1 Warning: Error in parsing value for 'height'. Declaration dropped. Source File: https://support.mozilla.com/media/css/common-min.css?build=463153c Line: 1

Warning: Expected media feature name but found '-o-touch-enabled'. Source File: https://support.mozilla.com/en-US/home Line: 1 Warning: Error in parsing value for 'height'. Declaration dropped. Source File: https://support.mozilla.com/media/css/common-min.css?build=463153c Line: 1

All Replies (1)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options

See:

Start Firefox in Diagnose Firefox issues using Troubleshoot Mode to check if one of the extensions is causing the problem (switch to the DEFAULT theme: Firefox (Tools) > Add-ons > Appearance/Themes).