Help with Comodo secure dns

I need help with removing Comodo secure dns. I uninstalled CIS long time ago but Comodo secure dns is still there and messing up. I read you need to change your DNS server settings back to their original settings. How do i do that? where do i find it?

Hello and Welcome husky!

Go to Start > Run > ‘ncpa.cpl’ > Local Area Connection - Right click > Properties > Scroll Down To Find TCP/IP Double Click > Obtain DNS Server Address Automatically

or You can go here
Vista: Comodo Help

XP: Comodo Help