my pc doesn t want to reboot at all , even after chosing wich safe mode i want , i am always back on the screen with safe mode options...help anyone thx in advance

It could be the hard drive that's faulty so you need to test it with the drive maker's diagnostic software for DOS which boots from a CD. The links are here:
http://www.tacktech.com/display.cfm...The download is an ISO file. Create a CD from that with IMGBurn:
http://www.filehippo.com/download_i...Boot your faulty PC from that CD and the drive testing software will open.
Select the drive that needs testing and choose Extended or Long test.
