What is the maximum video file size? May 28, 2020 16:28 Updated The maximum file size for video uploads on any page is 4GB. Learn more about Video Formats Supported by Kajabi. Related articles Video Formats Supported by Kajabi How to Compress a Video File Using Handbrake Uploading To Kajabi 3. Uploading to Kajabi In landing pages, I prefer a video up at the top, but premier doesn't seem to allow that. Which designs allow a background video at the top?