Let the software run the free scan for you to detect all your driver problems and any other optimization opportunities.
This program supports bulk downloads and automated installs so that you don't have to click through any installation wizards.
It is possible to update the Realtek Sound Drivers automatically with the Premium version of DriverSupport.
When you need to update a driver, you can see the full information on what the new driver details are versus the currently installed driver.
Just open the file on a computer that does have an internet connection so the DriverIdentifier website can cross-reference the results with their databases.