Set up a TweetDeck or a notification for accounts like @BetaHubApp or @TestFlightHQ . These bots automatically tweet when a beta program (like YouTube) opens slots.

Safari will automatically open the TestFlight app. You will see the YouTube beta page with details about the current build (version number, what’s new, expiration date).

: The beta version of YouTube will appear in your TestFlight list. Tap Install to replace your current App Store version with the beta build. Common Issues

Major iOS releases usually prompt developers to push massive beta updates, which often come with expanded tester pools or cleared queues. How to Provide Feedback and Report Bugs

Installing beta software is not without its trade-offs. By definition, beta builds are "work in progress." Users may encounter unexpected battery drain, app crashes, or features that simply do not work as intended. However, for those who value the "why" and "how" of app development, these hurdles are a small price to pay for the opportunity to see the future of the world’s largest video platform before it is written in stone.

Websites like Airport or various GitHub repositories monitor popular apps and send notifications the moment a slot opens up.

Note : The official YouTube TestFlight link is frequently full. If the link says "This beta is full," you cannot join until a spot opens up.