https://wccftech.com/download-ios-15-2-beta-2-now-available-for-iphone-ipad/

Apple has just released iOS 15.2 and iPadOS 15.2 beta 2 for iPhone and iPad users. You can download the update if you are a developer.

In order to download this update, please make sure you have a previous beta of iOS 15.2 or iPadOS 15.2 beta installed. Once you are done with that, just go to Settings > General > Software Update and grab the latest beta from here.