Win7/win8.1 upgrade win10 restart black screen /blue screen how to do

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Win7/win8.1 upgrade win10 restart black screen /blue screen how to do?

Option 1: Enter safe mode to disable the discrete graphics driver

1. Press and hold the power button to turn off the phone;

2. Press the power button to turn it on;

3 Repeat steps 1~2 three times;

4. Confirm that the “Repair” screen appears on the screen. If yes, click “Advanced Repair Options”;

5. Click “Troubleshooting” and click "Advanced Options", click "Startup Settings", click "Restart";

6. After the system restarts, press the number 4 corresponding to "Safe Mode" to enter the safe mode;

7. After entering the safe mode, press the Win logo key + X, click "Device Manager";

8. Expand "Display Adapter", right click on the discrete graphics card AMD or NVIDIA to disable;

9. Restart the computer;

10. If the problem still cannot be solved, force shutdown three times to enter WinRE at startup, select the advanced startup option, and boot to low resolution mode.

Option 2: Forbidden online banking driver

Enter safe mode Try to check if there is any PECKP.sys driver under C:windowssystem32drivers. If there is a change to the program, please rename the driver and restart the computer.

The driver is an online banking assistant keyboard protection program, which is commonly found in Shanghai Pudong Development Bank, Shenzhen Agricultural Bank, Bank of China, China CITIC Bank, and Minsheng Bank.

Option 3: Enter the motherboard BIOS will safely boot secure boot off

• Restart the computer and enter the BIOS;

Enter the BIOS method: After restarting the computer, press the bottom right corner of the keyboard continuously The "Del" button can be accessed. The general notebook is the "F2" button (if the F2 button is not available, you can consult the manufacturer how to enter the BIOS).

After entering the BIOS generally as shown below:

• find Secure Boot option, and then close it.

Press the up, down, left and right keys to select each navigation folder. Generally, the SecureBoot option can be found in the “Security” navigation folder, as shown in the figure below.