RESOLVED MOVED 257703
MP4 not working 
https://bugs.webkit.org/show_bug.cgi?id=257703
Summary MP4 not working
Attachments
Add attachment proposed patch, testcase, etc.
Alexey Proskuryakov
Comment 1 2023-06-05 08:46:16 PDT
Thank you for the report! I can reproduce on iOS. Works for me on macOS.
Radar WebKit Bug Importer
Comment 2 2023-06-05 08:46:26 PDT
<rdar://problem/110264337>
Alexey Proskuryakov
Comment 3 2023-06-05 17:10:49 PDT
Turns out that this is not a WebKit issue. This video is encoded in a format that isn't supported (H.264 main profile level 6). We cannot provide further guidance here, but from a quick web search it appears that the topic of formats supported by iOS devices is well covered on the internet.
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