Change the UAC settings first so that during printer driver installation, UAC will not prevent you from installing the necessary components that your printer may require. In Windows (10, 8 or 7), its User Account Control (UAC) notifies you before Windows changes anything that require administrator privileges. Prerequisite Method A – Configure Your User Account Control (UAC) Settings If this happens, try the following methods: You won’t be able to print or use its other functions like scan or copy. Windows may not have a built-in driver from its installation database (probably due to outdated installation that lacks necessary updates) that’s why the driver installation is critical.

This happens when you connect your printer to your computer without having its printer driver CD run its installation or driver installer downloaded from the manufacturer’s official website. If you find yourself encountering a “printer driver is unavailable” error it means that your computer’s operating system failed to recognize your printer.

Sharp printer driver is unavailable