The term "UPD" in your search likely refers to or Windows Password Reset tools found on the platform. If you are looking to update or reset a system-level password rather than an archive password, consider these resources:
A specialized tool for decrypting RAR archives using various attack methods. p30downloadcom+password+upd
Sometimes, even with the correct password, you might encounter a "Checksum Error" or "Wrong Password" message. This is often due to a corrupted download rather than an incorrect password. The term "UPD" in your search likely refers
Many users accidentally include "http://" or a trailing space when copying the password. Always type it manually if a copy-paste fails. This is often due to a corrupted download
Tools like Tipard Windows Password Reset allow you to create a bootable USB to reset local administrator passwords if you are locked out of your PC.