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FireFox portable still writes data in %ProgramData%\Mozilla relating to the updater...
Firefox writes to multiple directories while running but it should be removed on exit. What specifically is left behind? This often changes in newer Firefox versions and I have to keep updating the launcher to keep pace.
Sometimes, the impossible can become possible, if you're awesome!
Windows 10 Pro 21H2
Firefox Portable 95.0.0
• FirefoxPortable.exe runs from D:\PORTABLES\FirefoxPortable\
• The Firefox.ini is used but the only edit is AllowMultipleInstances=true
• policies.json in distribution folders in both app folders to DisableTelemetry and DisableAppUpdate
• about:preferences > General > Startup: "Firefox is not your default browser"
Mozilla folders are created in:
The ProgramData\Mozilla folder contains:
An "updates\FirefoxPortable" folder containing update-config.json
In AppData, files and folders like
are cleared on closing but not in
I delete 'em all them and they return.
Not particularly an issue with me. Just posting up my observations. But a solution, if any, to squelch all that folder/data building would be welcome.
Additional detail upon request at your convenience, like after your New Year celebrations.
BTW: Thanks for PortableApps!
This is due to using AllowMultipleInstances. If you want Firefox Portable to be fully portable, you'll need to turn off that setting. The multiple Firefox instances may also step on each other a bit. Sorry there's not a better answer.
You're welcome, glad they're helping you.