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

where don't the preview panes in every page I go to work

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

more options

If I visit WP themes noneof the preview panes work. It is the same for every page I visit

If I visit WP themes noneof the preview panes work. It is the same for every page I visit

All Replies (1)

more options

Do you mean a Persona preview?

Previewing a persona only works on sites that are white-listed via an allow exception.

You can see the permissions for the domain in the current tab in:

  • Tools > Page Info > Permissions > [X] Install Extensions or Themes
  • Tools > Options > Security : "Warn me when sites try to install add-ons": Exceptions