Restoring profile manager / all old profiles
Have a new pc. On my old PC when i clicked on the FF short cut the profile manager would start with all my FF profiles. I have 8 for various reasons.New PC only opens up for my profile no profile manager.A geek friend told me once how to go to the file and add a cpl letters on to it to restore all the old profiles and the manager but forgot how.
Type about:support<enter> in the address bar.
Under the page logo on the left side, you will see Application Basics. Under this find Profile Folder. To its right press the button Show Folder.
Windows: Show Folder; Linux: Open Directory; Mac: Show in Finder
Linux: Under the page logo on the left side, you will see Application Basics. Under this find Profile Directory. To its right press the button Open Directory.
Now Close Firefox. This is your current profile. Copy the folder As Is to a folder on a thumb drive. Then Copy the folder to the new system.