USB Printing Support If you see “USB Printing Support” under Unspecified (1) column in Devices and Printers, it means the dr
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Canon Knowledge Base - Confirm the printer is displaying properly in Device Manager (Windows Vista / Windows 7)
USB Printing Support If you see “USB Printing Support” under Unspecified (1) column in Devices and Printers, it means the dr
![HP Designjet Printers - Troubleshooting USB Installation Issues in Microsoft Windows XP and Microsoft Windows Vista | HP® Customer Support HP Designjet Printers - Troubleshooting USB Installation Issues in Microsoft Windows XP and Microsoft Windows Vista | HP® Customer Support](https://support.hp.com/doc-images/297/c01678007.jpg)