Why is my laptop keyboard and touch screen suddenly unresponsive?

The touch screen does not respond, probably by holding down the touch lock built.

Generally on the F key.

There's an icon that's like a touchpad.

Try pressing one of the Fn+F1 F12 keys.

The location of the notebook is also different.

You look for it.

Press and hold the F2 or DEL button when turning on (different machines are different, you can press both at the same time) to see if you can enter the BIOS interface. If you can, press the keys, up and down, left and right and OK in the BIOS, try whether the keyboard is easy to use, if it is normal, it is a system software problem, the simplest, reinstall the system and finish.

If you can't enter the BIOS after booting or use the keyboard to input the BIOS after entering the BIOS, it may be that the keypad is locked, and you will take it for after-sales repair without warranty. After that, remove the keyboard yourself, touch the interface between the keyboard and the notebook with conductive equipment, and put it back on.

The keyboard can be updated in My Computer - Properties - Device Manager - Keyboard to try; The touchscreen may be locked, just turn it on.

Method:

1. If it is in use, it will fail and not respond. This may be accidentally turning off the touch screen, generally press fn (function key) + f6 (different keys for different notebooks, there is a touchpad image on the button) to unlock it, and some computers also have buttons to directly open and close the touchpad.

2. You can check whether it is a driver problem. If you have reinstalled your computer, you should install the appropriate driver before trying to enable the touchpad.

Structural function1. Touchpad move pointer: select or activate items on the screen;

2. Left button of touchpad: the function is similar to the left button of an external mouse;

3. Touchpad scrolling area: scroll up or down;

4. Touchpad right button: The function is similar to the right button of an external mouse.

1. Where is the switch of the notebook mouse touchpad?

The way and position of the mouse touchpad switch mainly depends on the brand of the notebook, for example, Lenovo notebook is FN+F8, and ASUS notebook is FN+F9. There is a function key fn in the lower left corner of the notebook, which works with the top row of f1 to f12. The settings of different notebooks are different,Note that there is an icon on the key that indicates the touchpad on and off,Press and hold fn at the same time to press that key to control the switch。

Second, the reason why the touchpad switch of the notebook mouse does not respond.

This could be due to a corrupted touchpad driver or an accidental uninstallation by the user; The notebook touchpad is turned off because some notebooks can turn off the touchpad through settings, so if the touchpad is accidentally turned off, it will naturally cause the touchpad to malfunction; Caused by viruses in your computer; The laptop's touchpad is faulty (e.g., water ingress, foreign objects inside, etc.).

3. What should I do if the notebook mouse touchpad switch does not respond?

Open the Control Panel and select Printers and Other Hardware; Then click the mouse and select the device setting value in the pop-up mouse properties window; Select any of the latter two items in the touchpad icon (static icon or live ** mark), click OK; At this time, the touchpad icon will appear in the tray area in the lower right corner of the desktop, right-click on the icon, and select "Tap instead of keystroke".

In this case, you can restart it first, and if the problem is still there, you need to find a master to repair it.

Causes: 1. There is a problem with the touchpad hardware;

2. The notebook touchpad suddenly fails;

3. There is a problem with the notebook touchpad driver.

Solution: 1. It is best to contact after-sales service to solve the problem, the general notebook touchpad does not respond, and most of them appear in laptops that have been used for a long time.

2. If it is in use, it will fail and not respond. This may be due to accidentally turning off the touch screen, generally press fn (function key) + f6 (different keys for different notebooks, there is an image of the touchpad on the buttons) to unlock it. Some computers also have buttons that open and close the touchpad directly.

3. If it is a reinstalled laptop, you should install the appropriate driver first, and then try to enable the touchpad. Then open the properties of the mouse in the control panel, you can see that there is a "device setting" after clicking, you can see that there is a "setting value" on the interface that comes out, and an interface comes out after clicking, and you can see that there is a "touch" on the left side of the interface, and there will be a "enable touch" on the right interface, and you can click to select it.