Beta testing of macOS 15.4 is underway ... “provides important security fixes and is recommended for all users.” iOS 18.3.1 was issued on the same day and addressed an “extremely ...

There is also a separate iOS 18 Sequoia 15.2 beta that includes some as yet unavailable Apple Intelligence features. If you want to run the developer beta, you need to be a registered Apple ...

Windows 10 1809+ or Windows 11 are now required due to the upgrade to Qt 6 and Python 3.11.