reinstall CoModo

hello …

i need your Help

my Brother Delete Comodo From
C:\Program Files\COMODO\COMODO Internet Security\
By shift & Delete

now i try to re install Comodo

i cant click yes becuse this dir is empty C:\Program Files\COMODO\COMODO Internet Security\

just 1 file i cant delete it " cavshell.dll "

can you help me?
what is Comodo keys in registry i need to delete them to Fix the install proplem

and thank you Comodo team for this great Security …

cya

i fix the proplem By CIS File+Registry Cleaner.bat

=\

Bye

Comodo knows its you deleting it, so its allowed, but if it was a program it would be blocked.