Sorry to hear that flash is causing a crash. Please try the following troubleshooting steps: # Disable all extensions and load the page where it is crashing to see if its an extension. # Then restart Firefox and disable all of the add ons.(Go to the "3 bar" menu then click the question mark. Select "Restart Firefox without add ons...) This will tell you if it is an add on. #Please also try to set Shockwave Flash set to "always ask" in the about:addons page. #Last but not least, please disable hardware acceleration within flash: Some problems with Flash video playback can be resolved by disabling hardware acceleration in your Flash Player settings. (See [[Flash Plugin - Keep it up to date and troubleshoot problems|this article]] for more information on using the Flash plugin in Firefox). To disable hardware acceleration in Flash Player: #Go to this [http://helpx.adobe.com/flash-player/kb/video-playback-issues.html#main_Solve_video_playback_issues Adobe Flash Player Help page]. #Right-click on the Flash Player logo on that page. #Click on '''Settings''' in the context menu. The Adobe Flash Player Settings screen will open. # Click on the icon at the bottom-left of the Adobe Flash Player Settings window to open the Display panel. <br/> <br/>[[Image:fpSettings1.PNG]] <br/> # Remove the check mark from '''Enable hardware acceleration'''. # Click '''Close''' to close the Adobe Flash Player Settings Window. # Restart Firefox. This [http://www.macromedia.com/support/documentation/en/flashplayer/help/help01.html Flash Player Help - Display Settings page] has more information on Flash Player hardware acceleration, if you're interested. Does this solve the problem? Let us know.