The video file size is not larger than 4GB. If the video file size is larger than 4GB, use Handbrake to compress the size of the video before uploading.

The video resolution is between 640px and 3840px (4K) wide.

The bitrate is between 5,000 - 10,000 kbps.

The video file is in one of these supported formats:

MOV

MPG

FLV

F4V

MP4

M4V

ASF

WMV

VOB

MOD

3GP

MKV

Compress the video using Handbrake and reupload.

Try the upload using a different upload method (e.g., from Google Drive, Dropbox, or directly from your computer).

Try uploading your video using an alternate browser (e.g., if you are using Safari, try using Google Chrome).

Clear your browser's cache. Here are a few commonly used browsers and their support guides on how to clear their browser cache:

Using Google Chrome? Read Google's Support Guide on Clearing Cache and Cookies.

Using Safari? Read Apple's Support Guide on Removing Stored Cookies and Data.

Using Firefox? Read Mozilla's Support Guide to delete browsing, search, and download history.

Try rebooting your internet connection.

Try uploading your video using an alternate browser (e.g., if you are using Safari, try using Google Chrome).

Clear your browser's cache. Here are a few commonly used browsers and their support guides on how to clear their browser cache:

Using Google Chrome? Read Google's Support Guide on Clearing Cache and Cookies.

Using Safari? Read Apple's Support Guide on Removing Stored Cookies and Data.

Using Firefox? Read Mozilla's Support Guide to delete browsing, search, and download history.

Try playing your video in a private browsing window. Here are a few commonly used browsers and their support guides on how to open private browsing windows:

Using Google Chrome? Read Google's Support Guide to open a New Incognito Window.

Using Safari? Read Apple's Support Guide to Browse Privately.

Using Firefox? Read Mozilla's Support Guide to use Private Browsing.