Already running programs that don't work and can't be turned off with win task manager
When I start win10 I get an error message about FF or TB already have FF running but not responding. Neither program is on the startup menu. So neither program works.
Wšykne wótegrona (1)
See:
You can try to delete parent.lock in the profile folder.
Location used for the main profile that keeps your personal data (Root Directory on about:profiles).
- C:\Users\<user>\AppData\Roaming\Mozilla\Firefox\Profiles\<profile>
You can use the button on the "Help -> More Troubleshooting Information" (about:support) page to go to the current Firefox profile folder or use the about:profiles page.
- Help -> More Troubleshooting Information -> Profile Folder/Directory:
Windows: Open Folder; Linux: Open Directory; Mac: Show in Finder - https://support.mozilla.org/en-US/kb/profiles-where-firefox-stores-user-data
You can check for issues caused by a corrupted or incomplete Visual C++ installation that is missing runtime components (Redistributable Packages) required by Firefox, especially VCRUNTIME140_1.dll.
See "Visual Studio 2015, 2017 and 2019":
You can use the MSConfig program or the Autoruns utility to see what software is getting started (be cautious with disabling services).