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Windows laptop touchpad not working

The trackpad does not work mostly because of setup, drive or system issues, rather than hardware damage. 1. Check whether the shortcut key is pressed accidentally to close the trackpad, which is commonly the Fn function key; 2. Enter the settings to confirm the status of the trackpad switch and turn off the "Close the trackpad when connecting the mouse" option; 3. Update or reinstall the driver through the device manager, and give priority to devices with yellow exclamation marks; 4. Go to the official website to download the corresponding brand trackpad driver installation; 5. Cancel the power saving settings for trackpad power management in the device manager; 6. Run the sfc/scannow command to repair the system files, or check whether the trackpad is disabled in the BIOS; 7. If the above method is invalid, there may be hardware damage, and it is recommended to send a repair and test.

Jun 30, 2025 pm 04:52 PM

windows touchpad

'This operation has been cancelled due to restrictions in effect on this computer' Windows fix

The error "This operation has been cancelled because of restrictions on the computer" is usually caused by permissions or policy restrictions. Solutions include: 1. Check whether to use an administrator account, and if not, switch or change the account type; 2. Run the program as an administrator, or set a shortcut to always run as an administrator; 3. Check Group Policy restrictions, set suspicious policies to "not configured" or "disabled", but be careful that there is no Group Policy Editor for the Home Edition; 4. If registry editing is disabled, you can re-enable it by creating a .reg file; 5. Troubleshoot third-party software interference, temporarily close the security software or management startup items. Trying the above methods in order usually solves the problem.

Jun 30, 2025 pm 04:47 PM

windows bug fixes

How to check for corrupted files in Windows?

When Windows system files or personal files are corrupted, you can use system tools to repair them. 1. Use SFC to scan and repair the system files, the command is sfc/scannow; 2. If SFC is invalid, you can use DISM tools to repair the system image, the command is DISM/Online/Cleanup-Image/RestoreHealth; 3. Check whether the personal files are corrupted can be solved by trying to open them on other devices, use recovery software (such as Recuva) or re-download them; 4. Run CHKDSK to check disk errors, the command is chkdskC:/f/r, and schedule to execute them after restart to ensure the repair effect.

Jun 30, 2025 pm 04:47 PM

windows damaged file

How to fix 'File system error (-2147219196)' when opening photos on Windows?

When encountering "File System Error (-2147219196)", it is a system or software level minor fault in most cases. You can solve it through the following steps: 1. Troubleshoot the problem using the photo application's troubleshooting tool; 2. Clear the photo application cache (run wsreset.exe); 3. Replace the default image viewer to other applications; 4. Update or reinstall the graphics card driver. The above methods basically cover common reasons, and in most cases, you can solve the problem by trying the first two steps.

Jun 30, 2025 pm 04:47 PM

windows File system error

How to fix 'Your clock is behind' error in Windows?

The "Yourclockisbehind" error in Windows is usually caused by inaccurate system time. The solution is as follows: 1. Check and synchronize network time, and update the server time through the "Internet time" option in the "Date and Time" setting; 2. If synchronization fails, try to replace the time server; 3. Manually adjust the system time and re-enable the automatic synchronization function; 4. Recurring time errors may be caused by insufficient CMOS battery power, so you need to enter the BIOS to check the time or replace the motherboard battery. In most cases, correct synchronization can solve the problem. If it occurs repeatedly, the hardware or network settings need to be checked.

Jun 30, 2025 pm 04:46 PM

windows Clock error

Windows Explorer high CPU usage

1. Third-party shell expansion conflicts may cause high occupancy of Explorer, use ShellExView to disable non-essential expansion; 2. Thumbnail and preview functions will increase the load, clear the cache and set the "always display icon"; 3. Network disk integration such as OneDrive may affect performance, and closing the status icon or exiting the program can be alleviated; 4. System file corruption or driver problems can be repaired or updated through sfc and DISM commands. In most cases, the above methods can effectively reduce the CPU usage of the resource manager.

Jun 30, 2025 pm 04:44 PM

High CPU usage

Windows is stuck on the welcome screen

Wait for a few minutes and try to call out the task manager to confirm whether it is fake death; 2. Force shutdown to enter the recovery environment twice, use safe mode to uninstall the driver, turn off automatic login, and check and kill viruses; 3. Use other administrator accounts or new accounts to determine whether the user configuration file is damaged; 4. Uninstall or roll back the hardware driver, especially the graphics card driver, unplug the peripherals to troubleshoot hardware conflicts; 5. Use the sfc and DISM commands to repair the system files, and if it is invalid, back up the data and reinstall the system. When Windows is stuck in the welcome interface, you should first eliminate the false death situation, then check the user configuration, driver and system file integrity in turn, and finally consider reinstalling the system.

Jun 30, 2025 pm 04:44 PM

windows Stuck in the welcome interface

How to fix Windows update error 0x80070643?

Error 0x80070643 is usually caused by Windows Installer problem. Solutions include: 1. Check the specific cause of failure of system log location, and search for the failure record of the source of "MsiInstaller" through the event viewer; 2. Clean the Windows Update cache and reset the components, stop the relevant services, delete the cache folder and restart the service; 3. Use SFC and DISM tools to repair system file corruption; 4. Try to manually download and install the update package to bypass Windows Update. Following the above steps usually solves this problem.

Jun 30, 2025 pm 04:42 PM

bug fixes

Windows update error 0xca00a000

WindowsUpdate error 0xCA00A000 can be solved by the following methods: 1. Use sfc/scannow and DISM/Online/Cleanup-Image/RestoreHealth to repair system file integrity; 2. Clean up the WindowsUpdate cache and restart related services; 3. Ensure that the system disk has enough space and check the health of the hard disk; 4. Update the driver or disable third-party security software. In most cases, these steps can effectively solve the problem. If it is invalid, consider system reset or contact support.

Jun 30, 2025 pm 04:42 PM

How to fix screen flickering in Windows 10?

The screen flashing can be solved by updating the driver, checking the refresh rate, turning off the energy-saving function and troubleshooting the hardware. 1. Update or rollback the graphics card driver, and give priority to using the official website version; 2. Check whether the monitor refresh rate is set correctly; 3. Turn off power options such as "Adaptive Brightness" and "Energy Saving Mode"; 4. Check the connection cable, replace the cable or external monitor to troubleshoot hardware problems. Most cases are caused by improper settings or driver conflicts, and can be resolved by gradual investigation.

Jun 30, 2025 pm 04:41 PM

Screen flickers

How to fix DPC_WATCHDOG_VIOLATION in Windows?

DPC_WATCHDOG_VIOLATION blue screen error is usually caused by driver, hardware or system settings problems. Solutions include: 1. Update or rollback the driver, prioritize the use of official website drivers, and use third-party tools to clean up old drivers if necessary; 2. Check and update the SSD or hard disk firmware, use manufacturer tools to detect the hardware status, consider replacing abnormal hard disks and trying BIOS settings adjustments; 3. Turn off the quick boot function, and disable virtualization functions such as Hyper-V if necessary; 4. Troubleshoot third-party software conflicts, enter a clean boot state to check suspicious software one by one, especially security tools. In most cases, this problem can be solved through the above steps, not caused by hardware damage.

Jun 30, 2025 pm 04:41 PM

windows

How to fix 'There was a problem resetting your PC' in Windows?

When encountering the problem of "cannot reset this computer", you can try the following methods in turn to solve it: 1. Check and make sure that the system disk has at least 10GB of free space, clean up temporary files or transfer information to make room; 2. Run the command prompt as an administrator, execute the sfc/scannow and DISM/Online/Cleanup-Image/RestoreHealth commands to repair the system files; 3. Enter the system protection settings to delete the third-party restore point or disable the system protection function; 4. If the above method is invalid, use the official installation media to create a USB disk boot disk, boot from the USB disk through BIOS settings and select a custom installation method to reset the system.

Jun 30, 2025 pm 04:37 PM

windows Reset PC

How to fix 'Windows couldn't be installed' error 0x80300024?

0x80300024 errors are usually caused by hard disk partition problems. 1. Check the hard disk mode (such as AHCI/RAID/IDE) in the motherboard BIOS settings. If it is RAID mode, you need to load the corresponding driver; 2. Make sure that the correct partition format (such as GPT or MBR) matches the startup method (UEFI or Legacy); 3. Try to update or manually load the storage controller driver; 4. If the partition table is damaged, you can use the disk tool to repair or rebuild the partition structure to solve the problem.

Jun 30, 2025 pm 04:37 PM

How to fix 'Windows couldn't connect to the Group Policy Client service'?

When encountering "Windows cannot connect to Group Policy Client Service", it is usually caused by the service not starting, the dependent service abnormality or the system file corruption; 2. Solutions include: Open the service manager to start the GroupPolicyClient service, and if it is disabled, set it to automatically start; 3. If the startup fails, check and start the dependent services such as RemoteProcedureCall (RPC) and DCOMServerProcessLauncher; 4. Use the system file check tool to repair possible corrupt system files to restore normal operation of the service.

Jun 30, 2025 pm 04:36 PM

connection problem