When the touch screen of the computer malfunctions halfway, you can try the following methods to solve the problem: 1. Restart the computer
Sometimes, a simple restart can solve some malfunctions of the touch screen caused by system or driver issues. 2. Check and clean the touch screen
Turn off the device: Turn off the computer or monitor and disconnect the power cord or charger.
Cleaning the screen: Use a dry and clean brush to gently remove dust and dirt particles from the surface of the screen. Then, wipe the screen with a soft, clean microfiber cloth dampened with water, avoiding the use of any cleaning agents or soap as they may leave residue.
Air dry and test: After wiping, let the screen dry completely, then reconnect the power cord, turn on the computer, and test the touch screen function. 3. Check the touch screen settings
In the Windows system, check if the touch screen is correctly enabled and configured. +Open the "Device Manager" and check if there are touch screen devices under "Human Interface Devices" or "Anthropological Input Devices", and ensure that their status is "enabled". +If the touch screen is not listed in the device manager, it may be that the computer does not have a touch screen or the touch screen is not installed correctly. 4. Update or reinstall the driver program
The operation of the touch screen relies on the support of the driver program, and if the driver program is outdated or damaged, it may cause partial failure. +In the Device Manager, locate the touchscreen device, right-click and select 'Update Driver'. +Select 'Automatically search for updated driver software' to have the system automatically search for and install suitable drivers. +If the problem persists after updating the driver, you can try uninstalling the driver and reinstalling the latest version. 5. Calibrate touch screen
The calibration of the touch screen may help solve the problem of partial malfunction. +Search and select 'Control Panel' in Windows, click on 'Hardware and Sound', and under tablet settings, select 'Screen for Calibrate Pen and Touch Input'. +Follow the instructions on the screen to calibrate and ensure accurate clicking of the intersection point every time a cross line appears. 6. Check for hardware malfunctions
If none of the above methods can solve the problem, it may be due to a malfunction in the touch screen hardware itself. +Gently tap the area around the touch screen to check for any signs of looseness or damage. +If possible, try connecting the touch screen to another computer for testing to determine if it is a problem with the touch screen itself. 7. Seeking professional assistance
If you are unable to solve the problem yourself, it is recommended to contact the computer manufacturer's after-sales service center or professional computer repair personnel for inspection and repair.
Through the above steps, you can try to solve the problem of half of the computer touch screen malfunctioning. If the problem persists, more professional technical support may be needed for further diagnosis and resolution.