# Firefox not save Settings

**URL:** https://support.blue-systems.com/t/firefox-not-save-settings/5222
**Category:** Netrunner 20.01
**Created:** [December 28, 2021, 1:55pm UTC](https://support.blue-systems.com/t/firefox-not-save-settings/5222 "2021-12-28T13:55:31Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![eikko](https://support.blue-systems.com/letter_avatar/eikko/32/5_5575768a8748004e209b776fc1b2916d.png) [@eikko](https://support.blue-systems.com/u/eikko)
#### Post date: [December 28, 2021, 1:55pm UTC](https://support.blue-systems.com/t/firefox-not-save-settings/5222/1 "2021-12-28T13:55:31Z")

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Hello at all,

since update to Firefox 91.4.1esr (64bit) no changes in Settings or Symbols were saved.

Every change is working, but after Restart of Firefox all Changes lost.

Any Idea?

eikko

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<div class="post-metadata">

### Author: ![eikko](https://support.blue-systems.com/letter_avatar/eikko/32/5_5575768a8748004e209b776fc1b2916d.png) [@eikko](https://support.blue-systems.com/u/eikko)
#### Post date: [December 29, 2021, 8:45am UTC](https://support.blue-systems.com/t/firefox-not-save-settings/5222/2 "2021-12-29T08:45:23Z")

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New Infos

at Start Firefox overwrite the File prefs.js in the Profile

Any Idea why?

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<div class="post-metadata">

### Author: ![leszek](https://support.blue-systems.com/user_avatar/support.blue-systems.com/leszek/32/13_2.png) [@leszek](https://support.blue-systems.com/u/leszek)
#### Post date: [December 30, 2021, 5:53pm UTC](https://support.blue-systems.com/t/firefox-not-save-settings/5222/3 "2021-12-30T17:53:51Z")

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Could be a bug of Firefox. If it worked before and now is not working anymore that is likely the case.  
Watch out for bug reports here: [https://bugs.debian.org/cgi-bin/pkgreport.cgi?pkg=firefox-esr;dist=unstable](https://bugs.debian.org/cgi-bin/pkgreport.cgi?pkg=firefox-esr;dist=unstable)