How to solve the black screen on startup in win7 system

Win7 system startup black screen problem solving guide: Check the monitor connection. Enter safe mode and eliminate software conflicts. Update graphics card driver. Repair system files (scan and repair damaged files). Reset the graphics card BIOS (restore to default settings). Reinstall the operating system.

Win7 system startup black screen solution guide

Problem:Win7 system starts with a black screen , unable to enter the desktop.

Solution:

1. Check the hardware connection

• Make sure the monitor is firmly connected to the graphics card.
• Disconnect all peripheral devices except the monitor, keyboard and mouse, and then restart.

2. Restore to safe mode

• Hold down the F8 key to start the computer and enter the boot menu.
• Select "Safe Mode with Networking" or "Safe Mode with Command Prompt".
• If it starts normally in safe mode, it indicates that there is a software conflict. Disable recently installed software or drivers.

3. Check the graphics card driver

• After entering safe mode, open the device manager (devmgmt.msc).
• Expand "Display Adapters", right-click the graphics card and select "Update Driver".
• If an updated driver is available, install it and restart your computer.

4. Repair system files

• Enter safe mode and open the command prompt (administrator).
• Enter the following command and press Enter: sfc /scannow
• Wait for System File Checker to scan and repair any corrupted files.

5. Reset the graphics card BIOS

• Turn off the computer and unplug the power cord.
• Remove the graphics card and wait 30 seconds.
• Reinsert the graphics card, reconnect the power cord and start the computer.
• Enter the graphics card BIOS (usually pressing the F2 or Del key) and reset to default settings.

6. Reinstall the operating system

• If the above steps do not work, you may need to reinstall the operating system.
• Start the computer using bootable Windows installation media.
• Select "Custom Installation" and then "Format" the hard drive.
• Reinstall the operating system and update drivers.

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