Toshiba Tecra M9(PTM91) Intel Display Driver 188.8.131.5231 Windows XP. This driver enhances the functionality of your display device and allows you to perform different settings, such as Color Management, Monitor Properties or Overlay Control. Troubleshooting help is also included for any display related issues.. Do use the latest driver version available, it will help you use the facilities of your hardware easier and better. An old version can create hardware conflicts and errors in function. Try to stay updated with your drivers monthly or sometimes weekly. Chose wisely the specific drivers: motherboards driver, bios, graphic cards drivers, modem drivers and so on. Chose the right driver for your hardware and try to make backups of your system every time you want to make a change.