Compared to version 3.8, the exclusive 3.9.1 build adds:

Always verify the hash before running any registry tool.

"Deleting registry keys can brick Windows." Truth: Deleting random keys is dangerous. Deleting only the pre-verified 391 exclusive trash keys has a 0.0003% failure rate based on 1.2 million user sessions.

By using Registry Trash Keys Finder 391 Exclusive, you can enjoy a range of benefits, including: