We had a thread on this about a year ago, and I haven't gone back and checked again, but at that time, Microsoft's code didn't seem compatible with Firefox. https://support.mozilla.org/en-US/questions/1303545#answer-1348160 As an alternative, you can use the Windows 10 dictation feature: https://support.microsoft.com/en-us/windows/use-voice-typing-to-talk-instead-of-type-on-your-pc-fec94565-c4bd-329d-e59a-af033fa5689f

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