Specifically regarding version 3.4.2, many users have reported issues even with legitimate updates:
: Keyloggers hidden in pirated software can steal your Apple ID, passwords, and banking information. No Updates Apple MainStage 3.4.2 Crack Mac Osx
While it may seem appealing to access MainStage 3.4.2 through a crack, there are several risks to consider: Specifically regarding version 3
Pirated software often requires modifying system-level files or disabling Gatekeeper, Apple's built-in security. This can lead to frequent crashes, kernel panics, and overall macOS instability [3]. Specifically regarding version 3.4.2
