When I Upload a Mp4 to Youtube the Sound Does Not Work
Troubleshoot audio or video issues with uploads on YouTube
If yous're having problems with the audio or video of your upload, try these troubleshooting steps to solve the consequence.
Audio issues
Audio and video are out of sync
Make sure the durations of your audio and video tracks are the aforementioned. If your audio rails is shorter or longer than your video, your audio and video may not sync correctly.
To edit your audio and video tracks, utilize a video editing software before uploading your content to YouTube.
Sound plays on a computerbut not on a mobile device
If your video's sound is playing correctly on a estimator but non on a mobile device, your audio may take poor mono compatibility.
Videos oftentimes have stereo audio, which contains audio for left and right speakers (similar headphones). Most mobile devices merely have ane speaker. When your mobile device plays stereo audio, it has to convert it to mono (unmarried speaker) sound before your video plays.
If the audio in your video has poor "mono compatibility", the mono conversion process can reduce the audio quality or mute the sound. This trouble often happens when several audio recordings are used into one video.
Make certain your sound is "in phase."
Other audio or video issues
Editing your video's settings can solve mutual sound and video issues. To review and alter your video's settings:
Open up the video in a video editing programme
To open your raw video, use a video editing program on a figurer. If you recorded your video on a mobile device, you can open the video using a mobile editing app.
Verify video settings
In your video editor, double check that your video settings lucifer our recommended upload settings.
Video settings:
- Compression Type: H.264
- Frame Charge per unit: 24, 25, 30, 48, 50, 60 FPS rates are preferred. Other less-common frame rates like 23.98, 29.97, and 59.94 are also acceptable.
- Information Rate: Automatic
- Central Frames: Automated
- Frame Reordering: Unchecked
Audio/Sound settings:
- Format: AAC-LC
- Bitrate: 128 kbps - 256 kbps
- Sample rate: 44100 or 48000
Other settings:
- Size: Choose the original size of the video
Salvage and export
Once the video has the recommended settings, re-upload the video on YouTube.
Video bug
New video tin't be played in college qualities (4K, 1080p)
When you upload a video, information technology will initially be candy in a low quality. This procedure helps you complete the upload flow faster. Higher qualities, such as 4K or 1080p, can take more than time to process. While this processing happens, your video may seem to be missing higher qualities for several hours.
If you'd like new uploads to exist available in all qualities, endeavour uploading your video as unlisted first. You can later make your video public once all qualities are available. Learn more than about video quality for new uploads.
Annotation:Higher qualities like 4K may not be available on specific devices or browsers because of platform limitations.
Colors aren't displaying correctly
If colors aren't showing correctly, brand sure your video'due south transfer characteristics, color primaries, and color matrix coefficient metadata match how the video was mastered.
- Non-HDR videos: Use BT.709
- HDR videos: Learn more
If colors still aren't rendering correctly, it may exist due to your browser or device. To isolate the problem, test your original video andyour YouTube upload on other browsers.
Other audio or video problems
Editing your video's settings tin can solve common audio and video problems. To review and change your video's settings:
Open the video in a video editing program
To open your raw video, use a video editing plan on a computer. If you lot recorded your video on a mobile device, you can open the video using a mobile editing app.
Verify video settings
In your video editor, double cheque that your video settings match our recommended upload settings.
Video settings:
- Pinch Blazon: H.264
- Frame Charge per unit: 24, 25, 30, 48, l, 60 FPS rates are preferred. Other less-common frame rates like 23.98, 29.97, and 59.94 are also adequate.
- Data Charge per unit: Automated
- Key Frames: Automatic
- Frame Reordering: Unchecked
Audio/Sound settings:
- Format: AAC-LC
- Bitrate: 128 kbps - 256 kbps
- Sample rate: 44100 or 48000
Other settings:
- Size: Choose the original size of the video
Save and export
Once the video has the recommended settings, re-upload the video on YouTube.
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Source: https://support.google.com/youtube/answer/58134?hl=en
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