In dire need of assistant desperate lively hood involved.

hi i have 2 issues i would like your help with i just installed Debian 7 i whose using microsoft windows 7 and i back up the files on to a USB and i would like to know how to reinstall the files.i also tried to install a video game and it would not install when i try to install i got a could knot

Debian problems

hi i have 2 issues i would like your help with i just installed Debian 7 i whose using microsoft windows 7 and i back up the files on to a USB and i would like to know how to reinstall the files.i also tried to install a video game and it would not install when i try to install i got a could knot a