The black screen issue after canceling the computer account may be caused by various reasons. Here are some possible reasons and corresponding solutions: Possible reasons and solutions
1 Explorer Explorer not started: - Phenomenon: After logging out, the system failed to correctly start Explorer Explorer, resulting in the desktop not displaying and a black screen appearing- Solution: - Try calling up the Task Manager using the Ctrl+Alt+Del key combination- In the Task Manager, click on "File" ->"New Task (Run)", enter "explorer. exe" and press enter to try manually launching Explorer Explorer Explorer.
2. System malfunction or hardware compatibility issue: - Phenomenon: System file corruption, driver conflicts, or hardware compatibility issues may result in a black screen- Solution: - Try restarting the computer and press the 'F8' key to enter safe mode during startup. In safe mode, check and uninstall recently installed software or drivers to see if the issue is resolved- If the problem persists, consider system restoration or reinstalling the operating system.
3. Connection issue between monitor and graphics card: - Phenomenon: Poor connection between monitor and graphics card or graphics card malfunction may cause black screen- Solution: - Check if the connection cable between the monitor and graphics card is securely plugged in, and try unplugging it again- If there is no problem with the connection cable, try connecting the monitor to another computer to eliminate the possibility of monitor malfunction.
4. Memory module issue: - Phenomenon: Poor contact between the memory module and the motherboard memory slot may cause a black screen- Solution: - Turn off the computer, disconnect the power, open the chassis, and check if the memory module is securely plugged in- Wipe the gold finger part of the memory module with an eraser, then reinsert it to ensure it is securely inserted.
5. Power issue: - Phenomenon: Insufficient power supply or power failure may cause a black screen- Solution: Check if the power plug is securely plugged in and if the power cord is damaged- If possible, try replacing the power supply to eliminate the possibility of power failure.
6. Hard drive issue: - Phenomenon: Hard drive failure or system file damage on the hard drive may cause a black screen- Solution: Use the system's built-in disk inspection tool to check for errors on the hard drive- If there is an error on the hard drive, try repairing or backing up important data before replacing the hard drive. Other suggestions
-Check USB devices: Ensure that no USB devices (such as USB drives, portable hard drives, etc.) are connected to the computer during startup, as these devices can sometimes affect the startup process.
-System recovery: If none of the above methods work, you can consider using the system recovery function or reinstalling the operating system to solve the problem.
-Professional maintenance: If the problem persists, it may be a serious hardware malfunction. It is recommended to send the computer to a professional maintenance center for inspection and repair.
The above methods are for reference only. Please adjust the specific operation according to your computer model and actual situation.