How to detect if a new keyboard has bad buttons

Keyboard is the most commonly used and the most important input device, through the keyboard can be English letters, numbers, punctuation, etc. into the computer, so as to send commands to the computer, input data. So the keys on the keyboard are very important.

　　How do I detect if the new keyboard has bad buttons?

1, in Baidu input "keyboard key detection"----search. There will be a lot of results.

2, in search results to find a random download installation, and some do not need to install, directly available.

3, and then the button detection, you pressed the key will have color changes. You can also use the key to troubleshoot the keyboard you think may be bad.

4, OK. In this simple way you can detect whether your keyboard keys are broken, and remove the doubts in your mind.