There is no need to install all updates of your breezy system - the updates are only of the breezy and not the dapper circle.
Step 3 is fine. You can proceed with step 4. but before you reboot you should run "sudo apt-get install ubuntu-desktop" to ensure that a working desktop is installed. Please keep in mind, that this system is for bug tracking and not support questions. I think that you can find several HOWTOs in the forums. -- [dist-upgrader] aborts if no "breezy main" is in the sources.list (only breezy-updates main) https://launchpad.net/bugs/55950 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs