The button on the keyboard does not work for me.

Check whether this is a mechanical or software problem. To do this, you can use our service to test the keyboard online.
(If, as a result of the keyboard test, the problem persists, then the breakdown is mechanical)

I have a stuck button on my keyboard.

The problem is solved by replacing the keyboard.

My button is stuck.

You can check this using our online keyboard testing service.

I spilled liquid on the keyboard.

If you have a laptop, turn off the power and remove the battery, then dry the laptop. Then take it to the service center, they can clean the board.

If a personal computer, then dry and wipe the keyboard.

Buttons are sticky after spilling liquid.

If you have a laptop, replace the keyboard, this defect cannot be repaired (at least we have never heard of such a fix).

If you have a personal computer, you can carefully remove the buttons (the instructions can always be found on youtube), and wipe it with a damp cloth or degreasing liquid, then be sure to dry it, so as to avoid contact closures.

I disassembled the keyboard and cannot remember where which buttons were located.

You can check the signals from the buttons using our keyboard test online.