iPhonecannotplayMP4

2023年12月26日 — I believe the autoplay feature in the templates are causing the issue. I tried to edit the templates to disable / remove the autoplay ...

2021年7月13日 — A common reason (in general not specifically the iOS app) is an unsupported audio track. MEGA's web browser for example will play AAC audio but ...

2024年4月19日 — Tap the Browse tab. The Browse tab is the second tab at the bottom of the Files app. This displays the Locations menu in a sidebar to the left.

2010年7月19日 — If it plays the mp4 video and not the audio, then the problem is that the iPhone doesn't support AAC - you need mp4a for the audio codec. Apple ...

2022年3月3日 — (Local Issue) - Your mp4 video resolution is not supported by the iDevice, so you will have to reduce the video resolution to 720p or convert ...

2024年2月28日 — While MP4 is generally compatible with iPhones, ensure the specific MP4 file you're trying to play uses a supported codec like H.264 or HEVC.

2024年1月3日 — This guide teaches you how to play MP4 on iPhone and iPad, covering 4 easy ways and a solution to help any MP4 video playback successfully.

2020年10月12日 — I have a couple of MP4 videos on iCloud Drive that I uploaded from my laptop. On my old phone I could watch them on the Files app with no issues.

If your MP4 file is encoded with other codecs (like HEVC, AV1, Prores, etc.), it can't not be opened or played with iPhone. And codec incompatibility is the main reason for iPhone not playing MP4 error. You can download and install a third-party media

2024年3月11日 — MP4 files of approximately 1GB cannot be played. The MP4 file that failed to load can be played in Safari, so it seems that there is no error in the URL or ...