HI, Crash Reason : Signature OOM | small Not Enough Ram *Total Virtual Memory 2,147,352,576 bytes (2.15 GB) *Available Virtual Memory 1,430,028,288 bytes (1.43 GB) *Available Page File 3,165,224,960 bytes (3.17 GB) *Available Physical Memory 1,148,305,408 bytes (1.15 GB) OOM Allocation Size 40 bytes As soon as maximum contiguous virtual memory approaches zero, the browser will be ready for "out of memory" crashes Get more ram if can afford it. Make your Swap File/Page File larger : https://www.thewindowsclub.com/increase-page-file-size-virtual-memory-windows *Optimize Windows : Turn off things that do not need to be running in the Task Bar by the Clock/Time/Date. *https://support.microsoft.com/en-ca/help/15055/windows-7-optimize-windows-better-performance *https://www.thewindowsclub.com/beginners-tips-to-optimize-windows-7-for-better-performance *https://www.sevenforums.com/tutorials/11728-optimize-windows-7-a.html '''''To be Checked and turned off unless needed for accessibility : ''''' Please : go to the Firefox 3 Bar Menu --> Options --> Privacy & Security panel and under Permissions check (put a tick in the box) the setting to Prevent Accessibility Services from accessing your browser. '''''Multi-Processor Support : ''''' Go to the 3 Bar Menu then Options --> General --> Performance and untick everything. change the recommended size lower then see how it runs. Note: 1 = No Multiprocessor = slow again. Try 2 Restart Firefox after making these changes please. Note : Hardware Acceleration is for Video Card, Monitor to see if remain off or to turn back on. Only Disable as last resort. '''''Multi-processor Can completely disable it this way in about:config :''''' dom.ipc.processCount set to 1 browser.tabs.remote.autostart = false browser.tabs.remote.autostart.2 = false *http://kb.mozillazine.org/About:config Only move to esr if low ram and old system. '''''Firefox Extended Release Version :''''' Firefox ESR does not come with the latest features but it has the latest security and stability fixes. *https://support.mozilla.org/en-US/kb/switch-to-firefox-extended-support-release-esr If do please : *https://support.mozilla.org/en-US/kb/back-and-restore-information-firefox-profiles *https://support.mozilla.org/en-US/kb/export-firefox-bookmarks-to-backup-or-transfer

Or a browser that uses less ram. https://www.seamonkey-project.org/