4nu4b During Windows install, the computer still will be recognized by microsoft servers as having a valid license, while being an unaltered installation.
Only with HWID, because the license is bound to the hardware ID. There are also other methods available.
Relaks You are welcome to disagree and put forth arguments on why this piece of crack is fully secure.
Some methods can also be done by hand. But I am not here to waste time convincing people. If you feel better with reinstalling Windows again and again just to get it somewhat working, that's fine. Without activation some things simply don't work.