Firefox won't save passwords, settings or remember information

Can't modify a setting in Firefox? Can't salvage the homepage in Firefox? Does it not remember passwords? Many a fourth dimension when yous try to alter settings in Firefox, it won't save. Firefox offers a plethora of customization to personalize Firefox to what it suits you lot best. If that doesn't happen, check our guide which volition help you fix these issues.

Firefox won't save passwords or settings

Just earlier nosotros start sharing the fixes, if nothing works, Refresh Firefox at the worst. It's key to fixing all the bug in Firefox. In this guide we are roofing these scenarios:

Unable to set Firefox as default browser:
Firefox not able to salve Preferences
Firefox unable to save changes to toolbars and window sizes
Firefox unable to salvage usernames and passwords
Firefox Unable to download or salve files
Firefox doesn't save web form entries
Recover Lost or Missing Bookmarks

ane] Unable to set Firefox equally the default browser

Firefox Default Browser Settings

This normally happens when another browser installed on your calculator is fix as the default browser. When you launch the other browser, it will ask you if y'all desire to set information technology equally the default browser. Permit'southward say you say aye, and when you open a link, it opens in some other browser.

So the all-time manner to resolve this to make sure you first prepare Firefox, again, as the default browser. Side by side, open the other browser, and it if pops upwards, check the box which says "Don't ask me this again". if you lot have multiple browsers installed, brand sure to repeat this for all of them.

2] Firefox not able to save Preferences

This usually happens when either the preference file (where Firefox keeps a annotation of all settings) is locked or is corrupt. In both cases, any changes y'all make will not exist saved.

Locked or Corrupted Preferences File

The file used to save all preferences is theprefs.js. When y'all make a alter, it creates a copy "prefs.js.moztmp", and first saves everything there. Later this, all the changes are copied dorsum to the original file. It is possible that the prefs.jsis locked, and changes are not transferred.

Quit Firefox
Open the Firefox Profile folder
Locate the prefs.js file, and prefs.js.moztmp if available.
Correct-click on each file > Cheque if the files are in Read-only mode underAttributes.
If yes, at that place should exist more of the pref.js file but with numbers, e.thou., prefs-2.js, prefs-three.js and so on.
Delete them, and also delete Invalidprefs.js, if it exists.
Restart Firefox.
You lot should now be able to save preferences.

The same applies to corrupted preference file also, except that you don't demand to check most its read way. Only open the contour folder, and delete the pref.js file.

This will remove all your custom settings and settings for many extensions.

iii] Firefox unable to relieve changes to toolbars and window sizes

Just like preferences, Firefox saves toolbar and windows size changes into the xulstore.json file. We volition have to delete this file as well.

Quit Firefox
Open the Firefox Profile folder
Locate and delete the filexulstore.json
Shut windows explorer, and then relaunch Firefox.

You can go on a backup of the file by renaming it.

four] Firefox unable to salve usernames and passwords

Firefox Login & Password Settings

Firefox comes with a Countersign Manager which tin sync across multiple computers. While it is prepare to remember passwords by default. yous may accept disabled this feature or told Firefox to never recall passwords for a particular site

Enable Password Saving Feature

Blazon about: preferences in the address bar, and hit the return cardinal.
Click on the Lock icon on the left sidebar to open up Privacy section.
Curl to findLogins & Passwords
- Tick the checkbox which says "Enquire to salvage logins and passwords for websites."
- Click on Exceptions, and if there is a website listed, remove information technology.
Close this tab. At present countersign saving characteristic will work.

Private Browsing

Firefox History Settings for Private Browsing

Congenital to make sure you lot are not tracked, this way also makes sure no username, and password is saved. And so bank check if yous are using it. When information technology this style, look for an icon which looks like someone wearing glasses.

Notwithstanding, if this is what is y'all encounter every time, it means you lot are into permanent Private Browsing mode.

In the address bar, typeabout: preferencesand pressEnter.
Switch to the privacy department, and go to the History section.
Click on the dropdown, and select "Use custom settings for History", and make the changes
- Uncheck e'er individual browsing mode.
Shut, and open Firefox again.

Using a third-political party password manager

It is possible that in that location is a 3rd party password manager installed on your browser, and information technology'south doing all the job. You might not be using it now, but when y'all installed it, it has disabled saving password feature of Firefox. We recommend you to uninstall that password managing director.

5] Firefox Unable to download or relieve files

Reset the download folder

Firefox won't save settings

In the accost bar, typenearly: configand printing Enter.
Typebrowser.download, in the search field and striking enter. It volition reveal a lot of settings for y'all.
Detect If whatever of the following settings have a status ofmodified. Yous can reset them to default with a right-click and choose Reset from the context menu. Make sure to reset the following
- browser.download.dir
- browser.download.downloadDir
- browser.download.folderList
- browser.download.lastDir
- browser.download.useDownloadDir

Reset download actions for all file types

Usually, Firefox downloads all types of files. In case certain files types take been set to handle differently, then the downloads sometimes don't consummate. It is best to reset file treatment to default.

Quit Firefox and open Firefox Contour Folder.
Delete or rename the handlers.json file
Restart Firefox.

Check with Cyberspace Security Software

Firefox honors any setting that has been configured by the Internet security software you accept installed on your computer. If the settings are such that it blocks file downloads, so y'all need to change it. You can sympathise if you meet a lot of canceled downloads on your figurer.

6] Firefox doesn't relieve web form entries

Firefox History Settings for Forms

All browsers support the auto-fill characteristic. They are very helpful when you need to fill up in common entries in the form many a time. So if yous have entered your name, address, email id, phone number, Firefox can remember and automobile-fill information technology next fourth dimension. If you lot're no longer able to automobile-fill your forms, follow these steps.

In the address bar, blazonwell-nigh: preferencesand press Enter.
Switch to the privacy section, and go to the History section.
Click on the dropdown, and select "Utilise custom settings for History", and brand the changes
- Uncheck e'er private browsing mode.
- Check Remember browsing, download, search and class history.
- Uncheck Clear history when Firefox exits.

7] Recover Lost or Missing Bookmarks

Sometimes Bookmarks go missing, and the funny part is that most of the time, the toolbar is not there. So check out how you can recover lost or missing bookmarks.

This guide covers most of the scenarios, and solutions you volition usually face when Firefox won't save settings or recall information. If you are facing a state of affairs other than this, let us know in the comments.

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