WindowsLinux

Where Is the Waterfox Profile Folder?

Waterfox stores bookmarks, passwords, and settings in a Firefox style profile folder. The folder is separate from the program install.

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Waterfox keeps one folder per profile with places.sqlite, logins.json, prefs.js, and extensions data. Open Help, Troubleshooting Information, Profile Folder, Open Folder to resolve it directly.

On Windows the profiles live under %APPDATA%\Waterfox. On Linux current G series builds use ~/.waterfox. Profile names include a random prefix and end in .default or .default-release.

Where Waterfox stores this, by platform

Windows
%APPDATA%\Waterfox\Profiles\xxxxxxxx.default(-release)

Profiles root is %APPDATA%\Waterfox\Profiles. Registry files profiles.ini and installs.ini sit at %APPDATA%\Waterfox. Paste %APPDATA%\Waterfox\Profiles into Run to list profiles.

Linux
~/.waterfox/xxxxxxxx.default(-release)

Current G series path is ~/.waterfox. Waterfox 68 briefly used ~/.mozilla/waterfox with cache in ~/.cache/mozilla/waterfox, then reverted. If profile is missing, check both ~/.waterfox and ~/.mozilla/waterfox and confirm with about:profiles. Cache may sit under ~/.cache/waterfox.

Frequently asked questions

How do I back up a Waterfox profile?

Close Waterfox, go one level above the profile folder, copy the xxxxxxxx.default folder to backup media, and restore by replacing contents of a fresh profile folder with the exact same folder name.

What if Waterfox says the profile is missing?

Open profiles.ini next to the Profiles folder and check the Path lines point to existing folders. Do not delete profiles.ini unless recreating profiles, and rename the Waterfox folder to WaterfoxOLD to force creation of a clean profile for testing.

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