Because you granted admin rights, an activator can silently install a crypto miner. It runs in the background, using your GPU and CPU to mine Monero for the attacker. You will notice:
A "KMS activator" installs a fake KMS server on your local machine. It then tells Windows to look for activation at 127.0.0.1 (your own computer). The fake server sends back an "OK" signal extending your license for another 180 days, often with an automatic renewal task scheduled in the background. windows loader windows 10 activator install
This is the only 100% safe method. Use the Media Creation Tool to create a fresh Windows 10 USB. During installation, delete on your system drive and install Windows to the unallocated space. Because you granted admin rights, an activator can