You must install the Altera ® USB-Blaster TM or Altera USB-Blaster II download cable driver before you can use it to program devices with Quartus ® Prime software.The first time the USB-Blaster download cable is plugged in, the Windows Found New Hardware dialog box prompts you to install the driver. (Note: Do not use the Add Hardware Wizard from the Control Panel.)The USB-Blaster II device drivers require manual installation so that the cable will be properly recognized. Refer to the instructions below.The Altera On-Board USB-Blaster II cable appears as Altera USB-Blaster (unconfigured) when first attached to your system. After it has been configured by the Quartus Prime software, it will appear as Altera USB-Blaster II (JTAG interface) and then Altera USB-Blaster II (SystemConsole interface). You might need to install drivers for each of these interfaces; follow the steps below to install the drivers.You must have system administration (Administrator) privileges to install the USB-Blaster and USB-Blaster II download cable driver. Driver Installation for Altera USB-Blaster. Plug the USB-Blaster download cable into your PC.
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The Found New Hardware dialog box appears. Select Locate and install driver software (recommended). Select Don't search online. When you are prompted to Insert the disc that came with your USB-Blaster, select I don’t have the disc. Show me other options. Select Browse my computer for driver software (advanced) when you see the Windows couldn’t find driver software for your device dialog box.
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Click Browse, and browse to the driversusb-blaster directory. Note: Do not select the x32 or x64 directories. Click OK.
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Select the Include subfolders option, and click Next. If you are prompted Windows can’t verify the publisher of this driver software, select Install this driver software anyway in the Window Security dialog box.