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Are you on Linux? https://caniuse.com/#feat=av1 https://caniuse.com/#feat=av1 says that FF 66 has it enabled by default only for Windows and macOS users.
by ataylor32 7y ago
Are you on Linux? https://caniuse.com/#feat=av1 https://caniuse.com/#feat=av1 says that FF 66 has it enabled by default only for Windows and macOS users.
- nacs 7y agoI'm on Firefox 66 on Mac and the last couple AV1 videos don't play.