McAfee

[dave]

installed newesty version of McAfee Home Security. Did
not install correctly off internet, and now I cannot add,
repair, or uninstall. Access denied, Fatal error, and
error 1721. Removed all files manually, still cannot
remove from add and remove programs

 

[Willit]

Time to do a system restore, If it will work.

 

[Andrew E]

Go to start,type:cmd At the prompt type:CHKDSK C: /F
After restart try add/remove or retry the install.