How to fix computer screen problem?

The Error message says: A problem has been detected and Windows has been shut down to prevent damage to your computer. If this is the first time you've seen this stop error screen, restart your computer. If this screen appears again, follow these steps...

I'm trying to help my friend fix his computer but I'm not sure how to fix the black screen problem. I told him to do ctrl + alt + delete and go to the task manager for his vista, but he told me he couldn't see anything but his mouse cursor please help...

1/3 of my computer screen is black.I tried restarting it and turning it off and on and it did no good. Is there anything I can do so the whole screen shows normally?

Thanks for considering this question. My Dell 8250 series pc has began a degeneration of the visual screen. There are lines that run across the screen, sometimes the images stick ...show more

Whenever I start the game, either from a copy directly on the computer or through an external hard drive, the screen alternates between grey, white, black, blue and multicolored screens. I can't select anything or open any in-game menus to change any...

My screen is so huge that I cant even change the resolution because I can not see the buttons I need to change it! I even tried to right click on start... the box appears and I am able to set it, I just can't click on apply cause you cant see the button...

Ever seen poor signals on TV due to bad connection or antenna? The way the screen gets fuzzy, sometimes divided? The same is happening in my laptop screen, whatever's on it. I've rebooted it but still it does that. Where is the problem likely?