When searching for "driver scan (21)," the most relevant results typically refer to found during a system scan or steps to resolve specific hardware scanning issues. 1. Updating System Drivers
For a comprehensive scan that identifies multiple drivers at once:
Error codes in Device Manager in Windows - Microsoft Support
: Right-click the Start button and select Device Manager . Right-click a specific device and select Update driver , then choose Search automatically for drivers .
If "scan" refers to a peripheral device (like a printer or scanner) failing to function:
If your system scan showed 21 outdated drivers, you can update them using these official methods:




