Download the Latest Windows 7 Driver for the Hardware. Updating in isn't something you do on a regular basis but you might find yourself needing to do so for any of several different reasons. For example, you might need to update drivers in Windows 7 for a piece of if you're troubleshooting a problem with the device, if a driver isn't automatically installed during a, or if a driver update enables new features you'd like to utilize. Matrix Nspire Cx. Note: I created this step by step guide to to accompany my original how-to guide. Updating drivers can be a little complicated, so this visual tutorial should help clarify any confusion you might have had looking over the how-to. Updating drivers in Windows 7 should take less than 15 minutes for most kinds of hardware.