On many old keyboards there may be some keys which used frequently (such as Enter , Backspace, sapce bar keys) don't respond anymore.If you come to this situation ,you may think about buying a new one, as many common 108 keyboards can be bought for as little as $15 - less even .However if you really like it or it is a laptop/notebook computer keyboard ,of course you can try to to do a little repair by yourself: open up the keyboard, remove the old switch, and solder in a new one.

But now there is another easy way to repair your keyboard, KeyExtender can help you to redefine the keyboard button layout: using a normal keyboard key which used seldom (such as F1-F12 keys, print sceen key)to replace the broken key. KeyExtender support all kinds of keyboard including toshiba ,thinkpad,gateway ,ASUS laptop keyboard. The steps below showing how to replace the dead key with a normal key.

1.Install and excute KeyExtender.
2.Press a normal key which you want to be changed in the left input box ,select the broken key in the right input box and click the Change button.
3.Click Activate button to take effect.