All work per laptop will be suspended if any button on the keyboard fails. In this case, only replacing the old little assistant to the new one will help. Remove the non-working key and insert a new one will not be much difficult.
The first thing to do before, before working on replacing the button is started - it is turned off the laptop. Next, the key is removed using a flat metal tool. It should be noted that it is necessary to perform this procedure very carefully, because the keystuffs in the laptop differs from the fact that on the computer keyboard. The removal mechanism itself is easy - the tool is inserted between the points of attachment of the button, it turns into a stages and declines one side at first, and then another. By making it carefully, you can avoid the removal of the key along with its fasteners (elevators).The keyboard of the laptop on its device is almost no different from the computer, therefore the principle of fastening the buttons to the database is saved. But still, you change the buttons because of the breakdown or because of the desire to give your technique a new style, you need to pay attention to the matching of the keys, as some models are completely different.