Upon startup of your computer, when your computer checks harddisk, ram and so forth, which before the Windows blue loading bar comes in. (Screenshot might appear different from your computer). Keep on repeatly press F8, yes, spam it 😀
And if succesful, you will be prompt with a black and white (dos) selection menu on what you want to do. You can choose Safe Mode, and use the System Restore Manager to help in fixing your computer. Wait patiently while it loads.
And to double confirm that you are in the correct mode, you will notice that in safe mode, most of the drivers will be neglected, running everything at default setting, and at every corner of the screen will display the “Safe mode” note. Enjoy