'''[https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-using-safe-mode Start Firefox in Safe Mode]''' {web link} While you are in safe mode; Type '''about:preferences'''<Enter> in the address bar Select '''Advanced > General.''' Look for and turn off '''Use Hardware Acceleration'''. *While you are still in safe mode; In the address bar, type '''about:crashes. Note:''' If any reports do not have '''BP''' in front of the numbers, click it and select '''Submit'''. Using your mouse, '''mark''' the most '''resent 7 - 10''' crash reports, and '''copy''' them. Now go to the reply box below and '''paste''' them in. *Some added toolbar and anti-virus add-ons are known to cause Firefox issues. '''Disable All of them.''' Poke around safe web sites. Are there any problems? Then restart.