How to forbid keyboard shortcut stealing by websites in Firefox
Problem
Many websites, especially everything involving rich text editing (this site is guilty as well), steal keyboard shortcuts normally used to control Firefox and make them do something else instead. It is totally infuriating when I press something like Cmd-number, Cmd-L, Cmd-T, or Cmd-K and it doesn't do what I want it to. Can I make it stop? Actually, it would probably be for the best if I could forbid stealing of all Cmd-* shortcuts. I've never seen them used for anything useful. Is it possible?
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1 Fix
Fix for: How to forbid keyboard shortcut stealing by websites in Firefox
11 years after the bug was filed, Mozilla finally got to work on this popular feature request, and it seems to be working okay now (tested in Firefox 66.0.3/Ubuntu). (Thanks to @PerJohansson for pointing out that they've made the setting much more difficult to find since FF 59.) I've just updated this answer with some easier steps, tested with Firefox 75. NOTE that if you'd like to disable shortcuts for all sites by default, navigate to , and set the value of to 2. Thanks to @inetknght for the …
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