"Preactivated" is piracy. While Microsoft rarely sues individual users, you cannot use this for a business, a streaming PC, or if you value software ethics. You will also fail Windows Activation checks for legitimate software like Office.
You cannot discuss preactivated LiteOS without addressing the elephant in the room. Installing this ISO is a gamble.
Warning: Do not install on your main PC without a full backup and no sensitive data.
If you wish to test the hype in a sandboxed environment (VirtualBox or a spare hard drive):
If you decide to test this build on a secondary, offline PC, follow these steps: