What should I do if I change the black screen after Win8.1?

Some friends have encountered a black screen or blue screen after upgrading the system to Win8.1. The main reason explained by Microsoft is that the Win8.1 system upgrade shows the compatibility of the device driver. Suggested operation: Open the device manager update. Hardware driver, or access to the display device and the official website corresponding to the graphics card, download and install the driver for Windows 8.1 according to the device model. We will organize the specific methods of operation as follows.

has been upgraded to Win8.1 and a black screen is launched: enter the safe mode to uninstall the graphics driver, then reinstall the correct driver

Press and hold the “power button” for about 5 seconds, the system Shut down;

Press “Power button”Turn on the computer;

Repeat the above steps multiple times; the recovery screen appears, select “Advanced Recovery Options——Troubleshooting” The figure shows:

The Win8 system machine will automatically enter the system selection list. We select “Done FAQ” in the three options of Continuing, Troubleshooting, and Turning Off the Computer. After entering the troubleshooting selection interface, select “Advanced Options”.

Icon: Troubleshooting & mdash; Advanced Options

In the advanced options, we can see options such as system restore, system print recovery, auto repair, command prompt, startup settings, etc. Here we choose “Startup Settings”.

Icon: Startup Settings

Enter the Win8 system's "Startup Settings", we can see the specific description, which includes "Enable Safe Mode" . Click the Produce “Restart” button. Select “Enable Safe Mode> or “Enable Safe Mode with Network Connection”.

Illustration: Restart Win8 System

After rebooting into safe mode, right click on the “Start Menu” and select “Device Manager”.

Uninstall Intel and AMD graphics card drivers in Device Manager.

After completing the above uninstallation steps, log in to the notebook brand official website to update the win8.1 graphics driver for your model.

Precautions to remove the original graphics card driver before upgrading to Win8.1

In order to prevent the black card or blue screen from appearing because the graphics card driver is incompatible after installing Win8.1, we can Before upgrading the win8.1 system, uninstall the Intel and AMD graphics card drivers in the device manager. That is to say, repeat the last few steps above. Right click on the “Start Menu”Select“Device Manager”.

Uninstall Intel and AMD graphics card drivers in Device Manager.

After completing the above uninstallation steps, upgrade to the windows8.1 system through the app store. After the upgrade is complete, please update the applicable model win8.1 video card driver through the device brand official website.

Using the graphics driver uninstall tool "Display Driver Uninstaller" (DDU)

Graphics driver uninstall tool "Display Driver Uninstaller" (DDU) can help to uninstall the graphics card program through the control panel Or to remove traces left by the graphics card driver. After testing, it can very well uninstall the original driver in Windows 8.1, and then install a new compatible driver to unlock the black screen. (Note: DDU supports all versions of the system including Windows 8.1, but only supports AMD, NVIDIA, and does not support Intel.)

For best results, DDU will disable Windows Update to automatically update the graphics driver by default. Users in need can change it back after the operation is completed (reset the Windows Update driver installer to the default). At the same time, it is highly recommended to operate in safe mode.

There are three usage modes. It is strongly recommended to clean the driver and restart it directly. If it is not restarted, it may cause problems such as black screen. In addition, it can be cleaned and then shut down to facilitate the installation of a new graphics card. DDU recently released the latest version 9.7, recommending Windows 8.1 users who have encountered problems.

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