Hi bofish, I would recommend that you uninstall and reinstall the Mozilla Firefox 32bit version. This will assist you fix the crash issues and also you will be able to use 32bit version plugins and extensions. Hope this helps. Please reply if you have any questions.
 I have win 8 x64, But firefox 32 bit version fire fox crash recently I think will Not go away. I may upgrade to firefox nightly 64 bit could be Be least crash prone. But may lose support of 32bit only plugins,extensions,reply soon?:emotion-11: I have A dellxps 8500 ,intel core i7 and all the extras dell included. Windows 8 64 bit  ie-10,and other internet software. Hardware   peripherals   Dell E2313H 23 monitor   canon mg8220 inkjet printer and A dell wired Mouse,A wired key board, dell a speakers dell ax210 usb speaker
Should I upgrade 64bit Firefox?