Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

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

Bookmark not work

  • 1 reply
  • 1 has this problem
  • 1 view
  • Last reply by FredMcD

more options

When i do bookmark on page, its not works. its displayed message like "The bookmarks and history system will not be functional because one of Firefox's files is in use by another application. Some security software can cause this problem.". Please Solve this Problem.

When i do bookmark on page, its not works. its displayed message like "The bookmarks and history system will not be functional because one of Firefox's files is in use by another application. Some security software can cause this problem.". Please Solve this Problem.
Attached screenshots

Chosen solution

Reboot the computer.


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.

Read this answer in context 👍 0

All Replies (1)

more options

Chosen Solution

Reboot the computer.


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.