OneDrive File Issues

How to Fix MOV Videos Showing Black Screen with Audio in OneDrive

Kushani NimanthikaKushani Nimanthika Nov 3, 2026 868 views

Question details

Users experience a black screen while hearing audio when trying to play certain MOV video files directly in the OneDrive web player.

How to Fix MOV Videos Showing a Black Screen with Audio in OneDrive
Product
OneDrive for Business
Device & OS
not provided
Scenario
Playing uploaded MOV video files directly in the browser using the OneDrive web player.
Observed behavior
The video file plays the audio track correctly, but the video display remains completely black due to unsupported video codecs in the browser.
Before you start

Ensure that your web browser is updated to the latest version, as older browsers may lack built-in support for modern video codecs.

Solution 1Recommended

Convert the MOV File to MP4 Format

Converting the video to a universally supported format like MP4 resolves browser and OneDrive playback compatibility issues.

While OneDrive can store almost any file type, its web player depends on the browser's ability to decode the video. Many MOV files use codecs (like HEVC/H.265 or Apple ProRes) that standard web browsers cannot display, resulting in audio playing without the video track.

1
Choose a conversion tool

Download a reliable video conversion software or use a secure online video converter tool.

2
Import the MOV file

Upload or import the problematic MOV file into the conversion tool.

3
Select MP4 as output

Select 'MP4' (specifically with the H.264 video codec and AAC audio codec) as the output format, as it is fully supported by OneDrive and all modern web browsers.

4
Convert and save

Click the 'Convert' button and save the newly generated MP4 file to your local device.

5
Upload to OneDrive

Upload the converted MP4 file back to your OneDrive and click on it to play it seamlessly in the web player.

Convert the MOV File to MP4 Format
Format Compatibility: MP4 with H.264 video encoding is the most widely supported format for web-based video playback across different browsers.
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Frequently Asked Questions

Why does my MOV video only play audio in OneDrive?

This happens when the OneDrive web player or your browser does not support the specific video codec used inside the MOV file container. The browser can decode the audio stream but fails to render the video stream, resulting in a black screen.

Which video formats are fully supported for playback on OneDrive?

MP4 files encoded with H.264 video and AAC audio are the most reliable and widely supported formats for playback across all modern web browsers and the OneDrive web player.

Does converting my MOV file to MP4 reduce the video quality?

It depends on your conversion settings. If you use a sufficiently high bitrate and retain the original resolution during the conversion process, any quality loss will be virtually unnoticeable while solving the playback issue.