Hi, old video card Drivers 2013 have you gone to Device Manager then Mouse and then Right Click to see if if any updated drivers. Can also delete the drivers there and then reboot and will reinstall them. If using any specialty drivers have you go to the makers web site and checked for drivers ? Please try : *Repair System Registry and Files Find the Dos Prompt Right Click and Run as Administrator then : Copy/Paste to Dos Window : SFC /Scannow (SFC <space>/Scannow) then hit Enter Reboot when Finished. Then : SAFE MODE *https://support.mozilla.org/kb/Safe+Mode *https://support.mozilla.org/kb/Troubleshooting+extensions+and+themes In Firefox Safe mode these changes are effective: *all extensions are disabled (about:addons) *default theme is used (no persona) *userChrome.css and userContent.css are ignored (chrome folder) *default toolbar layout is used (file: localstore-safe.rdf) *Javascript JIT compilers are disabled (prefs: javascript.options.*jit) *hardware acceleration is disabled (Options > Advanced > General) *plugins are not affected *preferences are not affected TEST Please try : uninstall Firefox. Then Delete the Mozilla Firefox Folders in C:\Program Files , C:\Program Files(x86) & C:\ProgramData Then restart system. Then run Windows Disk Cleanup. (Note: This should be Pinned and run Weekly, If never done below expect 10's of gig's(WIN10)) Then run it again and click the button that says Cleanup System Files. Note: your Firefox Profile is saved. But you should make a back up before you do : *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 Reinstall with Current Release Firefox 59.0 with a Full Version Installer *https://www.mozilla.org/firefox/all/ Report back if any issues please. Please let us know if this solved your issue or if need further assistance.