Unlike most peripherals, you generally search the internet for "Altera USB Blaster Driver download." The correct driver is bundled directly inside the installation directory of the Intel Quartus Prime (formerly Altera Quartus II) software.
This guide covers the technical details of the driver, installation procedures for Windows and Linux, and troubleshooting the "driver not found" error. altera usb blaster driver
USB-Blaster issues with Windows10 | Altera Community - 30117 Unlike most peripherals, you generally search the internet