With all the information in these forums about computers, etc. I would recommend the following.
If you know a friend that is a computer geek, ask him/her to configure your computer.
Each computer has specific needs on how it should be setup. Thus a generic configuration is almost impossible, since hardware, software and O/S makes this task very daunting. I would suggest reading the FAQ in regards to system and hardware requirements.
Not much to go on, because the permutations are endless.