Worked on C:\TmpDelete from 3/19/2018 with 53 folders and 18 files.
Failed on C:\Temp\lu10004gy1609.tmp
Failed on C:\Temp\lu10004gy1609.tmp\lu10004gy160e.tmp of 6/22/18, 3 days past
Failed on C:\Temp\lu10004gy1609.tmp\lu10004gy1611.tmp of 6/24/18, 1 day past
Why failed? Windows said "This file is in use"
Suggestion: Unlocker allows selections thru right-click menu. Add option to WFD.