Find your device or product model in your device; For most products, the product model is printed on a sticker. However, where the product model is printed depends on the type of product you have. In general, you can find the sticker with the product model and serial number in the back of your product or device.Find your device or product manufacturer and its category. If your device is ThinkPad T510i notebook computer, your product manufacturer is IBM or Lenovo, the device category is notebook computer, the product model is ThinkPad T510i.Look for your device manufacturer in opendrivers.com, click your device category in your device manufacturer, the product model is listed in the category.Click your product model listed in your device category, All drivers, tools and utilities with different operating systems are collected for your product or device.Define your computer operating system, such as Windows XP, Windows Vista, Windows 7 or Mac OS.Different driver versions for the same operating system are listed for your product or device. Please find your required driver version to download.Download your driver from opendrivers at no cost and save the driver in your driver collection directory.Click your the downloaded driver to upgrade your computer driver for your device. If the driver is not executable file, please unzip or unpack the downloaded driver into your driver installation directory at first.Reboot your computer for your upgraded device driver.