It could be Windows Defender Controlled Folder Access blocking the keygen from creating the file in the app folder try disabling it and try again....
Try turning off Controlled Folder Access and let us know the results
Lian-Li-Lancool-216 RGB is a decent case; a non-RGB variant also exists. for cooler the Deepcool AK620 Zero Dark perform very well it's also...
Separate names with a comma.