did you still want to know what happens after i put the commands you told me to type in?
ctrl + alt +f5 turns the screen off and I have to press f1 to put it back on and then i typed in the other part and it gave me the same error: process set to priority -11 instead of requested priority of -10.
it also says this version of xfree86 has been extensively modified by the debian project, and is not supported by the xfree86 project, in., in any way. and it wants me to file a bug report. and it gives me a lot of warnings for font renderer and it stopped