Your Intel(R) HD Graphics Family as a update you can apply . https://www.techspot.com/downloads/drivers/essentials/intel-hd-graphics-windows-10/ Keep Drivers updated to prevent issues. Try this please : https://support.mozilla.org/en-US/kb/troubleshoot-extensions-themes-to-fix-problems?redirectlocale=en-US&redirectslug=Troubleshooting+extensions+and+themes It maybe your Adblock is causing the issue. But I do want you to try in Safe Mode please. Note : Firefox 57 Quantum release date Nov 14th https://www.mozilla.org/en-US/firefox/quantum/ Note : Legacy Extensions will be disabled and or removed. Please let us know if this solved your issue or if need further assistance.