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ASIX High-Speed USB MultiSerial Compound Device driver

Hardware ID USB\VID_03F0&PID_951D

Vendor
ASIX (VID 03F0)
Device
High-Speed USB MultiSerial Compound Device (PID 951D)
Bus
USB
Drivers
7
Windows
Windows XPWindows VistaWindows 7Windows 8Windows 8.1Windows 10Windows 11

Recommended driver

ASIX USB2.0 to Serial Port Driver
Version 3.20.0.0, 3.18.1.0, 2.0.10.0 · Jan 24, 2018 · Windows XP–10 · 32-bit & 64-bit
Get driver

All drivers for VID_03F0&PID_951D

DriverVersionDateWindowsBits
ASIX USB2.0 to Serial Port Driver 3.20.0.0, 3.18.1.0, 2.0.10.0 Jan 24, 2018 Windows XP–10 32-bit & 64-bit

HP packages for this device

Packages published by computer makers for their own models. They contain the same chip drivers, configured for those computers.

DriverVersionDateWindowsBits
ASIX USB 2.0 to Serial Port Driver (HP) 3.22.3.0 May 13, 2026 Windows 11 64-bit
ASIX USB 2.0 to Serial Port Driver (HP) 3.22.3.0 Apr 14, 2026 Windows 11 64-bit
ASIX USB 2.0 to Serial Port Driver (HP) 3.22.3.819 Dec 23, 2025 Windows 11 64-bit
ASIX USB 2.0 to Serial Port Driver (HP) 3.22.3.819 Dec 23, 2025 Windows 11 64-bit
ASIX USB 2.0 to Serial Port Driver (HP) 3.22.2.0 May 25, 2023 Windows 10, 11 64-bit
ASIX USB 2.0 to Serial Port Driver (HP) 3.22.1.0 Mar 11, 2022 Windows 10, 11 64-bit

Is this your device?

  1. Press Win + X and open Device Manager.
  2. Right-click the device (usually under Other devices, with a yellow mark), choose Properties and open the Details tab.
  3. Select Hardware Ids in the list. If the first line starts with USB\VID_03F0&PID_951D, the drivers above are for your device.

More about hardware IDs · Fix common device errors

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