The left button of the keyboard is messy, and the reason why the left and right keys of the keyboard

Haha......Well, it's not as scary as the people upstairs said!

There is a small rubber under our keyboard, and the small rubber has a small contact on it, this is because your small contact can be squeezed for a long time and cause deformation! If you are a DIY, you can find your own tools to do it, if you are not a DIY master, then please find an "expert" to help you pick the contacts and clean up the contacts on the board to use!

If your keyboard is not broken, then it is recommended to have an antivirus, and it is best to back up important files and redo the system.

Now there's a good chance you're going to be a broiler.

Oh,Then you'd better take your book to the computer city.,Find an acquaintance to check it.,There's something wrong with the mouse that comes with this book.,It's likely to be a problem with the hardware.,It doesn't take much money to get a friend in it.。

Take a look at the machine normally, it's the problem of the machine.

Redo the system to see if it's normal, a dedicated driver.

If it's not good, change the manufacturer.

It should be caused by pressing the shift or enter key on the keyboard and not bouncing up.

1. Determine whether there are Trojan horses and other backdoor programs, and check and kill them.

2. Try reinstalling the system.

You see if the cord is plugged in.

Is there something wrong with the mouse console of this book? Unload.

Find someone to help you take a look, you can't ask anything.

In general, pressing the up, down, left and right keys on the keyboard is locked, and you can press the scrolllock key on the keyboard, which is located at the top of the keyboard, and the bleed is only found on the regular keyboard. Another way is to press the win key on the keyboard first, that is, there is a Microsoft.

button of the logo, then double-click the U key on the keyboard.

There is also a situation where the W a s d key and the arrow key on the keyboard are swapped, which is common in the use of games accidentally switched. It should be noted that the "FN" key, this key is also known as the "second function key", mainly used in notebooks, if you press the "numlock" key is not congqing and easy to make, you can press the fn key and then press the "numlock" key.

If it has not been solved, it may be that the keys are worn, you can use the numbers in the numpad area to replace the arrow keys, first press the numlock key to turn off the numeric input function, and then press the number 2468 to achieve the role of the up, down, left and right arrow keys. It may also be that the arrow keys are also locked when the number area is locked, and at this time, press the numlock key on the keyboard again, and it will return to normal.

The keyboard up, down, left and right keys are out of order".

Keyboard keys malfunction, this phenomenon is generally due to the dirt on the circuit board or conductive plastic, so that the difference between the two can not be connected normally. Other factors are also possible, such as: broken keyboard plug, faulty wiring, damaged motherboard, CPU not working properly, etc., but they are not the main cause.

Therefore, only descaling is required.

The keyboard does not meet the requirements of the motherboard, it is recommended to change the keyboard and try again.

Step 1: Right-click on "My Computer" on the desktop --Properties --Hardware--Device Manager and find "Keyboard.""--Click, right-click "Keyboard" and click "Uninstall" for several items, after uninstalling, right-click "Keyboard" and click "Scan and Detect Hardware Changes" At this time, there will be "New Hardware Found" in the lower right corner, waiting for automatic installation, and it should be solved after the debate.

1. It may be that the rubber cap of the keys is broken, open the keyboard, remove it from other bad keyboards and replace it.

2. It may also be that the circuit board on the keyboard is not well connected or disconnected, wipe the conductive silver wire on the printed circuit of the transparent plastic board with waterless sprinkling, and test whether the conductive crack is passed with a multimeter.

3. Check the motherboard on the keyboard to see if there is any desoldering damage. You can also change to a keyboard board of the same model.

4. Carefully put the circuit board in place, the screw sequence is not from one side to the other, but first gently fix the position around the place, then on the middle, and finally tighten all the screws.

5. If you can't fix it, change it to a new one.