I believe this is the final working version. I'll probably put in a tooltop or something to keep tabs on progress, or use a gui instead of input box to display status in a GUI window, but for functionality, this seems to work. InputBox, username, SID Finder, Enter the user's domain name. RunWait, %c...

TLM, Thanks! I completely missed RegDelete when looking at the RegRead help.
As for the user SID, I believe I can comspec with the following:
wmic useraccount where (name='username' and domain='currentdomain') get name,sid
I'm one step closer!

Hello, I am trying to build something that will assist in managing user profiles within a large terminal server farm. The intent is to use this for rebuilding user's profiles quickly, or for account terminations. Goal: Get the SID of a user from their domain name Delete Registry key from HKEY_LOCAL_...

This dictionary search is fantastic!