A driver is software that allows your computer to communicate with hardware devices. Without drivers, the devices you connect to your computer—for example, an external camera or microphone—may not work properly. >> If you use MacOS, ensure that you have the latest system software updates, >> If you use WindowsOS, you can allow Microsoft to automatically check for driver updates., >> Otherwise, visit the online support portal for your device's manufacturer. Use your device's serial or identification number to check for software updates.