Hex-Rays uses a hardware-locked license. On an M1 Mac, the license key is tied to the system’s UUID (not the old Ethernet MAC address). When you run IDA for the first time:
If you own an M1/M2/M3 Mac, you should be running a native ARM64 version of IDA Pro. ida pro for mac m1
has fully embraced it. If you're a reverse engineer working on a Mac M1, Hex-Rays uses a hardware-locked license