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

pop up windows exceptions

  • 2 cavab
  • 1 has this problem
  • 9 views
  • Last reply by cor-el

more options

When set the exceptions for block pop up windows set to allow and save changes they do not save after close firefox and reopen they are gone ???

When set the exceptions for block pop up windows set to allow and save changes they do not save after close firefox and reopen they are gone ???

All Replies (2)

more options

https://support.mozilla.org/en-US/kb/how-to-fix-preferences-wont-save

Note: Some software, like Advanced SystemCare with Surfing Protection, can protect files in the Firefox profile folder against changes. If you have such software then check the settings or uninstall this software.

more options

In case you use "Clear history when Firefox closes" or otherwise clear history.

  • do not clear the Site Preferences
  • clearing "Site Preferences" clears exceptions for cookies, images, pop-up windows, and software installation and exception for password and other website specific data
  • clearing "Cookies" will remove all selected cookies including cookies with an "Allow" exception you may want to keep