In this tutorial, I'll be updating the driver for the network card on computer running Windows 7 Ultimate.
This tutorial will also serve perfectly well as a walkthrough for installing any kind of driver like a video card, sound card, etc.
Type cd /d “\Program Files\Windows Defender” into the Command Prompt and press the Enter key.
Type exe -signatureupdate into the Command Prompt and press the Enter key.
Once the update package has been downloaded, open it to begin updating Windows Defender to its latest iteration.
If the issue is with your computer or a laptop/notebook you should try using the Reimage Plus Software which can scan the repositories and replace corrupt and missing files.
Important: You must download either a 32-bit or 64-bit driver, corresponding to the type of Windows 7 you have installed.
If you're not sure, see Am I Running a 32-bit or 64-bit Version of Windows? Important: Many drivers available today are packaged for automatic installation.
This works in most cases, where the issue is originated due to a system corruption.
Updating drivers in Windows 7 isn't something you do on a regular basis but you might find yourself needing to do so for any of several different reasons.