This way is quick, but this isn’t likely a code you’ll remember very easily.
Nirsoft has had a good reputation for a very long time. As long as you download it from the official site, you don’t have to worry about it.
Because of what ProduKey does - and how it does it - your antivirus thinks it is or could be malicious. Note: NirSoft’s ProduKey will probably trigger your antivirus.
