How to solve the problem of black screen after turning on the computer and unable to enter the desktop

Solutions to solve the problem of black screen and inability to enter the desktop after the computer is turned on: 1. Check the monitor and connection cables; 2. Restart the computer; 3. Enter safe mode; 4. Check the graphics card driver; 5. Check for software conflicts; 6. , Check hardware problems; 7. Perform system repairs; 8. Check BIOS settings; 9. Update drivers; 10. Check hard disk health; 11. Check power supply; 12. Reinstall the operating system.

After the computer is turned on, the screen goes black and the desktop cannot be entered. This may be due to a variety of reasons. The following are some possible solutions:

1. Check the monitor and connecting cables: First check whether the monitor is working properly, confirm whether the monitor power is on, and the connecting cables (such as VGA, HDMI, DVI, etc.) are plugged in properly and not loose.

2. Restart the computer: It may be a temporary fault. Try restarting the computer to see if the problem is solved.

3. Enter safe mode: Try to enter the safe mode of the computer. Sometimes you can enter through the safe mode and then restart the computer, and the problem will be solved by itself. To enter safe mode, press the F8 key or other designated keys (may vary from computer to computer) when booting, and then select safe mode.

4. Check the graphics card driver: Sometimes there may be a problem with the graphics card driver, resulting in a black screen. In safe mode, try uninstalling the graphics driver and restarting the computer. The system will automatically reinstall the appropriate graphics driver.

5. Check software conflicts: Some software may cause a black screen problem when the system starts. In safe mode, try disabling or uninstalling recently installed applications and restarting the computer to see if that resolves the issue.

6. Check hardware problems: It may be caused by hardware failure, such as memory, hard disk, etc. You can try to re-plug and unplug the memory module, replace the hard drive cable, or plug the hard drive into another computer to test whether it is normal.

7. Perform system repair: If none of the above methods work, you can try to use the Windows installation CD or USB boot disk to enter system repair mode and try to repair system files or perform system restore.

8. Check the BIOS settings: Enter the BIOS settings and check whether the startup item settings are correct. Make sure the hard drive is correctly set as the first boot item. If the settings are incorrect, make appropriate adjustments.

9. Update drivers: Make sure all hardware drivers are up to date. Outdated drivers can cause startup issues. Visit your computer manufacturer's official website to download and install the latest drivers.

10. Check hard disk health: Hard disk failure may cause startup problems. Use a hard drive scan tool to check your hard drive for errors or damage. If errors are found, repair or replace the hard drive.

11. Check the power supply: Ensure that the computer power supply is stable. An unstable or low-voltage power supply may prevent the computer from starting properly.

12. Reinstall the operating system: If none of the above methods can solve the problem, the problem may be caused by damage to the operating system or missing files. In this case, you may want to consider reinstalling the operating system. Before reinstalling, make sure you have backed up important data and files.

These are some possible solutions and may vary depending on the specific situation. If the problem persists, seek help from professional technicians for further diagnosis and resolution.

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