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1. The keyboard driver has been deleted by mistake or banned by 360, check the keyboard driver on the desktop, right-click on my computer on the desktop, manage the device manager, and the keyboard will appear with an exclamation mark, indicating that it cannot be used normally! Reinstall the keyboard driver! 2. The chip of the motherboard control keyboard is damaged and needs to be repaired 3. There is also a situation where the system is a problem and the system is reinstalled.
And that's it. Lenovo notebook touchpad and keyboard cannot be used, the possible reason is:
2.If there is a problem with the hardware of the notebook touchpad and keyboard, it is recommended to go to Lenovo after-sales service to let a professional engineer detect the problem.
3.The keyboard is the most commonly used and the most important input device, through which English letters, numbers, punctuation marks, etc. can be input into the computer, so as to issue commands and input data to the computer.
Wait. 4.A touchpad is a slide that uses the swiping of a finger to move a cursor on a smooth trackpad.
input device. Capacitance is generated when the user's finger is close to the touchpad.
change, the touchpad itself will detect the amount of capacitance change and convert it into coordinates.
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The same cable used by the notebook's keyboard and touchpad.
This is called a keyboard collision ......
As for resolving ......Generally speaking, only the keyboard assembly can be replaced, and it is not necessarily useful.
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The method that has just been tested to be effective.
Bring up the registry (win+r and enter regedit) and locate it.
Find upperfilters
Delete the syntp of the data and use it together.
I've been looking at this problem for a long time, and I stumbled upon this method.
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The keyboard bai driver has been deleted by mistake or banned by 360, check the keyboard driver, right-click on my computer on the desktop, manage the device manager, and the exclamation mark appears on the keyboard, indicating that the dao cannot be used normally! Reinstall the keyboard driver! 2. The chip of the motherboard control keyboard is damaged and needs to be repaired 3. There is also a situation where there is a system problem, and it will be okay to reinstall the system.
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The computer trackpad does not work, and the mouse is normal for the following reasons:
1. It may be that the touchpad driver is damaged or the user accidentally uninstalled it.
2. The laptop touchpad is turned off. Some notebooks can turn off the touchpad through settings, so if you accidentally turn off the touchpad, it will naturally cause the touchpad to malfunction.
3. Caused by viruses in the computer.
4. The laptop touchpad is faulty (such as water ingress, foreign objects inside, etc.).
Right-click on the computer to select management, click on Device Manager - Keyboard, check if there is a problem with the keyboard driver, if there is no problem, go to the next step, check if it is a keyboard plug problem, if it is a hardware problem, then just change the keyboard Right-click on the computer to select management, click on the Device Manager - Keyboard, check if there is a problem with the keyboard driver, if there is no problem, go to the next step, check if it is a keyboard plug problem, if it is a hardware problem, then just change the keyboard. Right-click on the computer and select Management, click Device Manager - Keyboard, check if there is a problem with the keyboard driver, if there is no problem, go to the next step, check if it is a keyboard plug problem, if it is a hardware problem, then just change the keyboard.
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Because root access is required.
Get root access. >>>More
1.Close and restart the app.
2.It is recommended to uninstall this software and reinstall it. >>>More