https://wccftech.com/download-public-beta-2-of-ios-15-and-ipados-15-released/

Apple has released public beta 3 of iOS 15 and iPadOS 15 for iPhone and iPad users. It has the same changes as beta 3 for developers.

If you are enrolled in Apple’s Beta Software Program, then there is good news for you. Apple has just released iOS 15 and iPadOS 15 public beta 3 and it features the exact same changes which were introduced with beta 3 for developers. This includes the much-needed facelift to Safari which makes it far more normal to use.