Firefox crashes, refuses to start
Trying to run Firefox from the taskbar, start menu, desktop, or explorer, causes it to crash instantaneously
Trying to run Firefox from the taskbar, start menu, desktop, or explorer, causes it to crash instantaneously
Alla svar (2)
Try to start Firefox in Diagnose Firefox issues using Troubleshoot Mode.
If that doesn't work, try reinstalling Firefox. Alternatively, if that also does not work, try a clean install.