The public beta of Monterey 12.5 is now available according to MacRumors, so you should be able to download it
www.macrumors.com
Apple Seeds Fourth Beta of macOS Monterey 12.5 to Developers, Adds Support for M2 Macs [Update: Public Beta Available]
Apple today seeded the fourth beta of an upcoming macOS Monterey 12.5 update to developers for testing purposes, with the new update coming two weeks after the release of the third macOS Monterey 12.5 beta. Registered developers can download the beta through the Apple Developer Center and after...
www.macrumors.com