Hello All, and i want to update my PC which have Centos 4.2 now i want to update it into Centos 4.4 and for this i have Centos 4.4 in DVD when i tried to update it Firstly it asked to recreate the partition table and after that it asked to make a Server/ Workstation/desktop but did not ask me to update it. then tell me how can i update my system using DVD ?