Part of the laptop keys fail, what are the possible reasons
1. There are generally two situations where laptop keys fail. One is that the driver is damaged, and the other is the keyboard itself. The problem. Sometimes laptop keys fail, and most people think that the keyboard or the internal devices of the laptop are damaged.
2. Reasons and solutions for the sudden partial keyboard failure of the laptop: The system is processing a large amount of data, causing the system to be in a state of suspended animation, causing the keyboard to become unresponsive. At this time, just restarting the laptop may solve the problem. If restarting doesn't work, check to see if it's a driver issue.
3. The causes of laptop keyboard failure are: keyboard hardware failure, keyboard driver problem, operating system problem, power supply problem, virus infection. Keyboard hardware failure: This is one of the most common reasons. It may be that the wiring inside the keyboard is poorly connected or a key on the keyboard is damaged.
4. What to do if part of the laptop keyboard fails---part of the keys fails. If only some of the keys fail, it may be that the circuit board inside the keyboard is faulty, or there is too much dust and dirt, causing some of the keys to fail. Therefore, it is necessary to clean the keyboard in time to remove the dirt, dust and debris inside.
What to do if some keys on the laptop keyboard fail
Confirm whether there is any foreign matter under this key, causing the keys to frequently fail. Clean the foreign matter and dust on this key in time; connect an external USB keyboard and confirm Whether the USB keyboard is normal, and if the external keyboard is also not normal, it proves that the problem is caused by system or driver abnormalities. You can try to solve the problem by reinstalling the driver and system.
You can use a special cleaner or a cotton swab dipped in alcohol to clean the keys. Be careful not to use a too wet cloth or paper towel to wipe. Replace the buttons If the buttons still fail after cleaning the buttons, then the corresponding buttons need to be replaced.
How to fix the failure of individual keys on the laptop keyboard Method 1: Fn W key combination "Fn W" shortcut key can quickly help you restore the keyboard. This shortcut key is suitable for most computer models, and some users of win8 system models You can try pressing "ctrl Fn Alt W".
Why can the keyboard be used when plugged into the left side of the notebook but not the right side?
Sometimes, computer users find that the keypad 09 of the keyboard cannot be used. There is no response when clicking, but the addition, subtraction, multiplication and division buttons still work. Don't worry if you encounter this problem, it's because the keyboard's numeric keys are locked.
Best answer: If you are using Windows 2000XP, it may be because the mouse key function is enabled, and the small numeric keyboard is used to control the mouse pointer, losing the input function. Select "Control Panel → Accessibility Options → Mouse", and then remove "Use Mouse Keys".
The number keys on the right side of the computer cannot be used. It should be turned off. How to open it: It is found that the numeric keyboard on the right side of the computer keyboard cannot be used. If the keyboard is broken, it is usually because the numlock key is pressed by mistake. Just press the button again.
The keyboard found that the laptop works once but not at the same time. It may be that the USB port on the right side of your laptop is broken, so it cannot be used.
The above is the detailed content of Half of the laptop keyboard works and half doesn't. For more information, please follow other related articles on the PHP Chinese website!

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