This is a perfect solution for SONY's Win8 video black screen. Some friends who use SONY laptops may encounter this problem. Since the Win8 system is installed, whether it is CP, RP, or other versions, there are many problems in the screen display. When you use a local player to play a video, the screen is black and green appears when you browse the video online. In fact, this situation basically occurs on the machine that uses the HD5650 display card, but xiaobian asked friends of Lenovo machines that use the same video card, but none of them had this problem, this indicates that SONY's notebook has been used by itself. After careful research, www.2cto.com found that the driver problem occurred when the SONY laptop's video card was customized. Here we will share with you a perfect solution. Before the official launch of the driver patch, we were able to comfortably experience the pleasure of the Win8 system. Step 1: Go to the official website to download the latest video card driver. Step 2: extract the graphics card driver. before decompression, enter the Temp folder (C: \ Users \ USERNAME \ AppData \ Local \ Temp) of the system and find the latest folder by means of time sorting, name similar to {DFD594C7-05D3-4666-89C7-1E147636C83C}, enter the Drivers folder in Packages, and drag the Display FOLDER inside to the desktop. Display folder obtained by www.2cto.com, where W76A_INF is the file to be used in the next step. Step 3: In the Device Manager, find the video card, select Update driver, and select from the device driver list of the computer. As shown in, click Install from disk, in the dialog box, go to the W76A_INF folder, select the corresponding Inf file, click OK, And the 5650 video card driver will appear. Select it and click Next to confirm. The driver will be automatically installed, and the black screen may flash in the middle. After that, restart your computer! After the local test, the video can be played normally. In this way, Sony's video black screen problem in Windows 8 is solved!