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help solve youtube videos black screen on mozilla 58.0.2 (64 bit) version

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  • Last reply by FredMcD

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YouTube videos play fine on MSFT Edge, Chrome and Google, but Mozilla Firefox videos do not load. Screen stays black w/o sound. I will appreciate help straight forward steps. Thanks

YouTube videos play fine on MSFT Edge, Chrome and Google, but Mozilla Firefox videos do not load. Screen stays black w/o sound. I will appreciate help straight forward steps. Thanks

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Make sure you are not blocking content.

Start Firefox in Safe Mode {web link} by holding down the <Shift> (Mac=Options) key, and then starting Firefox.

A small dialog should appear. Click Start In Safe Mode (not Refresh). Is the problem still there?