

Looks like the only options left are to reinstall win7 or go shopping for a new win8 laptop or if your feel that you can live with a dim screen you can keep things as they are, the choice is yours, Good Luck. I too own that same laptop model and went through the exact same problem as you did (brightness stuck at low) when upgrading to win8, on the sony website I found that this laptop model will not support windows 8 (which is a shame because everything else works but the brightness. Just Download and Do a free scan for your computer now. Then you can download and update drivers automatic. To Download Sony VAIO Laptops Drivers you should Download Our Driver Software of. Here is the list of Sony VAIO Laptops Drivers we have for you. Below you can download sony vaio for windows 7 64 bit pcg-71811w driver for Windows. If you has any Drivers Problem, Just, this professional drivers tool will help you fix the driver problem for Windows 10, 8, 7, Vista and XP.

Just browse our organized database and find a driver that fits your needs. Sony VAIO Laptops Drivers Download This site maintains the list of Sony Drivers available for Download. This video will show you the troubleshooting steps to take when the webcam is not being detected on your Sony VAIO.Should you require any assistance, please. Drivers Sony VGN-CS320J for Windows 7 64-bit Drivers Sony VGN-CS320J for Windows XP.

Follow the installation instructions precisely as listed on each driver Web page, including restarting and shutting down the computer when required.follow the procedure below to resolve the issue. When the function keys, F5 and F6, which allow you to adjust the LCD brightness, do not work after upgrading to the Windows® 7 operating system.
