How to Troubleshoot Videos That Won't Play in OneDrive
Question details
The user needs to troubleshoot why camera videos uploaded to OneDrive fail to play.

- Product
- Microsoft OneDrive
- Device & OS
- not provided
- Scenario
- Transferring camera videos to OneDrive and attempting playback in the cloud environment.
- Observed behavior
- Videos transferred from a camera fail to play in OneDrive, whereas videos uploaded directly from a phone work normally.
Before troubleshooting OneDrive settings, download the problematic video to your local computer and attempt to play it with a desktop media player to ensure the file is not corrupted.
Diagnose Video Compatibility and Source Characteristics
Identify the root cause of the playback failure by checking local playback, account types, and video formats.
Videos from dedicated cameras often use different codecs or higher bitrates than mobile phones, which can cause playback issues in cloud web players. Systematically ruling out these variables is the first step to resolving the error.
Select the video in OneDrive, click 'Download' from the top menu, and open it with your local media player. If it plays locally but not online, the issue is with OneDrive's web player compatibility.
Right-click the video file and select 'Properties' or 'Details' to check the format. Ensure the video is in a widely supported format like MP4 or MOV. Proprietary camera formats or RAW files cannot be played directly in OneDrive.
Try playing the video using the OneDrive desktop client, a different web browser, or the OneDrive mobile app. This helps determine if the issue is isolated to browser cache or a specific application version.

Convert the Video Format Before Uploading
Convert unsupported camera video formats into highly compatible web formats for seamless OneDrive playback.
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Frequently Asked Questions
Why do my phone videos play in OneDrive, but camera videos do not?
Mobile phones typically record videos in highly compressed, web-friendly formats like MP4 (H.264). Dedicated cameras often shoot in higher bitrates, different codecs, or uncompressed formats that OneDrive's web player cannot render directly.
Which video formats are officially supported for playback on OneDrive?
OneDrive web playback generally supports common formats such as MP4, MOV, and M4V. Other formats, such as AVI or MKV, might require you to download the file and use a local media player.
How long does OneDrive take to process a video for playback?
Processing time is dependent on the video's file size and resolution. A large 4K video transferred from a camera may take several hours to process on the server before it is playable in your browser.




