“Parallels today began informing customers about the launch of a new Parallels Desktop 16 for M1 Mac Technical Preview Program, which is available today“
“Microsoft is offering a version of Arm-based Windows that’s available through the Windows Insider program that will run on M1 Macs through Parallels, but there is no publicly available version of of Arm Windows that can be purchased.“
Parallels 16 for M1 Macs Now Available Through Technical Preview Program – MacRumors