Help. Window opens on the Firefox browser that says Application JavaScript and according to what he says 101. There is an OK bitton. When I click on OK, place just the window again and again.

Help. Window opens on the Firefox browser that says Application JavaScript and according to what he says 101. There is an OK bitton. When I click on OK, place back the window. Then once again hit OK and box disappears when I move my mouse the same Monte box again. I even called Apple support. They tried things; got me well maybe some ting setbold textin Firefox preferences. It started right after the installation of update of Mac at the close. Any help, please. My browser is completely blocked (obviously) in this loop! [email protected] jason

Hello

Please check if this happens in Safe Mode.

Extensions of the issues

Troubleshooting Extensions and themes

Uninstalling the modules

Uninstalling toolbars

Safe mode disables the installed Extensionsand themes (appearance) in (Alt + T) Tools > Add-ons. Hardware acceleration is also temporarily disabled - manual setting is Tools > Options > Advanced > general > use hardware acceleration when available. Options > Advanced. All these parameters/additional custom modules can also be individually or collectively disabled/enabled/changed to normal mode of Firefox to check if an extension, theme or hardware acceleration is causing issues.

Tags: Firefox

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