no it dos not
No, laptops are designed to have their screen down, and doing such an action would not harm it in any way.
Take the battery out and let it cool down
You can either tune out the blue lines by changing the screen lighting settings (sometimes doesn't work depends on your model and make) or by a new (very expensive) graphics card
I'm not sure what brand of laptop you have but some brands sell screen protectors on their websites. You can also go to an electronics store and get a one-size kit and trim it down to fit your screen.
PDA
You must resize the print screen. You can do this in paint.
Click the program or Club Penguin
No, but a tablet is a type of laptop. With a tablet computer/ PC you can write on the screen using a stylus. Also, most tablet PC's have a screen that swivels around upside down so it can be used like a pad of paper.
Press the key marked: Prt Scr and a screen print is taken of the whole screen. Hold down Shift and press Prt Scr to allow you to take a screen print of a selected area.
well it obviously would help you move stuff more quickly then moving your finger up and down on the laptop
on your mouse pad on the very right slide your finger down it and it should scroll down
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