Run Dell Computer Hardware Diagnostics Since these may set aside along the effort to run, we prescribe beginning them before you leave toward the finish of your day so they can keep running overnight. Reboot your PC and press the f12 key when you see the Dell screen that shows directly before the Windows screen. In the event that you miss it, simply trust that Windows will get done with beginning and attempt once more. Presently you should see the dark boot menu screen. From here it relies upon which model of PC you have, however, the means are comparable for all. Utilize the up/down bolts to choose "Diagnostics" or "Utility Parcel" or something comparable and press the enter key. A couple pre-boot tests may run and pose you a few inquiries. Answer as best you can (these tests aren't significant at this point). Toward the finish of these tests press any key to boot the utility parcel. At that point, the equipment d...