Immunization elevation
A standard user can only immunize browser profiles that belong to his own user account. If you elevate your privileges to Administrator all accounts can be immunized.
Helpful Hint
Tick the boxes that best describe your situation. A suggested solution will then appear below.
Are you using Windows Vista or later?
Are there other users of this computer?
Are you the first user set up on this computer?
Do you know that your account is an administrator account?
Do you have the password of an administrator account?