Remove managed client

How do I remove a managed client if the ADMN is not longer in service? I keep getting the password prompt and can not get past it.

Thanks.

So, the password is not known?

You can use the avast Uninstall utility
http://www.avast.com/eng/avast-uninstall-utility.html

Thanks
Vlk

Most Excellent! Any other helpful links such as those listed anywhere?