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What can be excluded from the Firefox profile folder when backing it up?

  • 4 respostas
  • 1 has this problem
  • 2 views
  • Last reply by cor-el

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I've moved my Firefox profile to a custom location (in My Documents). When I run a backup, I want to exclude files that can easily be regenerated when the profile is restored on another system. So far, my exclusion list is as follows:

D:\Documents\My Documents\Firefox\OfflineCache\*

D:\Documents\My Documents\Firefox\cache2\*

D:\Documents\My Documents\Firefox\minidumps\*

D:\Documents\My Documents\Firefox\safebrowsing\*

D:\Documents\My Documents\Firefox\storage\temporary\*

D:\Documents\My Documents\Firefox\parent.lock

Is this a safe list?

Are there additional folders that can safely be excluded? Keeping logins active upon restore is preferable (so keeping cookies, etc. is preferable).

Edit: The list above is safe, and when I tested the restore it works fine. The accepted answer lists some more folders that can be excluded, which I haven't yet tested but looking through them they look correct.

I've moved my Firefox profile to a custom location (in My Documents). When I run a backup, I want to exclude files that can easily be regenerated when the profile is restored on another system. So far, my exclusion list is as follows: D:\Documents\My Documents\Firefox\OfflineCache\* D:\Documents\My Documents\Firefox\cache2\* D:\Documents\My Documents\Firefox\minidumps\* D:\Documents\My Documents\Firefox\safebrowsing\* D:\Documents\My Documents\Firefox\storage\temporary\* D:\Documents\My Documents\Firefox\parent.lock Is this a safe list? Are there additional folders that can safely be excluded? Keeping logins active upon restore is preferable (so keeping cookies, etc. is preferable). Edit: The list above is safe, and when I tested the restore it works fine. The accepted answer lists some more folders that can be excluded, which I haven't yet tested but looking through them they look correct.

Shosha modificouno o

Chosen solution

If you create the profiles not in the default location in "AppData\Roaming" then all files will be stored in that location.

I see these folders in the secondary location that contain temporary data and those folders can safely be excluded.

/cache2
/OfflineCache
/safebrowsing
/settings
/startupCache
/thumbnails

For other folders, probably only these are important:

/bookmarkbackups
/sessionstore-backups folder

You can also include these folders:

/extensions
/chrome (if you use userChrome.css or userContent.css)
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All Replies (4)

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hi, Recovering important data from an old profile contains some information about where in the profile your important data is getting kept.

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http://portableapps.com/apps/internet/firefox_portable Mozilla Firefox, Portable Edition

https://portableapps.com/apps/internet/firefox-portable-esr Mozilla Firefox ESR, Portable Edition

A fully functional package of Firefox optimized for use on a USB key drive. A specialized launcher will allow most favorite extensions to work as you switch computers.

Firefox Portable is a 3rd-party build. Support is available here: http://portableapps.com/forums/support/firefox_portable

You can use sync to share data between profiles. But some data cannot be shared between different versions.

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The list of excluded directories in the OP is safe. I've tested this and restored the profile on a different computer and Firefox started up without issues, with the exact state as it was saved.

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Chosen Solution

If you create the profiles not in the default location in "AppData\Roaming" then all files will be stored in that location.

I see these folders in the secondary location that contain temporary data and those folders can safely be excluded.

/cache2
/OfflineCache
/safebrowsing
/settings
/startupCache
/thumbnails

For other folders, probably only these are important:

/bookmarkbackups
/sessionstore-backups folder

You can also include these folders:

/extensions
/chrome (if you use userChrome.css or userContent.css)