I'm not quite sure what you mean about doing this from Dos prompt. You
would boot to Last Known Good by choosing it from the Safe Mode menu on boot
by pressing F8. LKG is updated after a successful logon.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.