Last Step First! : Replacing a Key-cap

We start with the last step because, for many people, it is the only step needed (it assumes the hinge scissor mechanism is in place).

Simply, line up the replacement key-cap over the center of the hinge scissor mechanism and press down on the center of the key-cap. You should hear "clicks" when the key-cap fixes properly onto the hinge scissor mechanism. You're done!

If there is more to do ...

The rest of this help guide is divided up by hinge scissor type - you only need to use the part of the help guide specific to your hinge scissor type. So, click below on the hinge scissor type you have:

Type W3  standard size view other sizes	Type W4  standard size view other sizes
W3 key positions TOP : small size BOTTOM : standard size metal flanges TIP : compare metal flange arrangements 2X actual size	W4 key positions TOP : small size BOTTOM : standard size metal flanges

Disclaimer

Laptop key replacement should not affect warranties but you have to check your own warranty to be sure.