2port Usb 20 Printer - Auto Sharing Switch Driver Download Extra Quality

Here’s the secret: The USB switch doesn’t control print quality—the printer driver does. When users complain of “low quality” after installing a switch, it’s because the switch interrupts bidirectional communication.

Solution: Download the full feature driver for your printer, not the switch. For example:

After installing the printer driver, go to Devices and Printers → right-click your printer → Printer Properties → Ports → ensure it says “USB001” (or virtual USB port) and check “Enable bidirectional support.” Here’s the secret: The USB switch doesn’t control

Filename suggestion: USB20_Printer_Switch_Driver_Extra_Quality_v2.0.zip

Readme.txt content:

2-Port USB 2.0 Printer Auto Sharing Switch – Driver Package
IMPORTANT:
Most USB printer switches DO NOT require a driver.
Install this ONLY if:

Installation:

Note: "Extra quality" refers to driver stability, not print resolution.

To avoid the driver hunt altogether, choose products known for native OS support:

If you already own a generic switch and are hunting for drivers, check the bottom label for “F/W Version.” Some Chinese models (e.g., “KVM-like USB switch”) use the MA8601 chip, for which the driver is available on DriverGuide.com (use with adblocker). After installing the printer driver, go to Devices