Drive Scan is intended to search your system for unwanted files..
Enable Drive Scan
The checkbox switches the scanning function on or off.
File Masks
File masks are patterns which the drives will be scanned for. Wild-cards of * and ? are allowed.
? - in a pattern means any single character
* - in a pattern means any number of characters
*.bak - Backup files
*.gid - Unnecessary Help files
*.chk - Re-claimed disk clusters
*.old - Backup files
*.tmp - Temporary files
*.$* - Temporary files
*.~* - Temporary files
*.--- - Temporary files
~*.* - Temporary files
and more.