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ThinkPad Prolink Ethernet adapter driver

Hardware ID USB\VID_17EF&PID_720B

Vendor
ThinkPad (VID 17EF)
Device
Prolink Ethernet adapter (PID 720B)
Bus
USB
Drivers
11
Windows
Windows XPWindows VistaWindows 7Windows 8Windows 8.1Windows 10Windows 11

Recommended driver

Realtek RTL815x USB Lan Drivers
Version 1153.03.20.1102, 10.49.20.1102, 8.68.20.1102, 7.61.20.1102 · Nov 2, 2021 · Windows 7–11 · 32-bit & 64-bit
Get driver

All drivers for VID_17EF&PID_720B

DriverVersionDateWindowsBits
Realtek RTL815x USB Lan Drivers 1153.03.20.1102, 10.49.20.1102, 8.68.20.1102, 7.61.20.1102 Nov 2, 2021 Windows 7–11 32-bit & 64-bit
Realtek RTL8152B&RTL8153 USB Lan Drivers 10.45.20.0308 Mar 7, 2021 Windows 10 32-bit & 64-bit
Realtek RTL8152B / RTL8153 USB Lan Drivers 10.39.20.0518 May 18, 2020 Windows XP–10 32-bit & 64-bit
Realtek RTL81xx USB Lan Drivers 10.37.1216.2019, 8.59.0117.2020, 7.52.0117.2020, 5.23.0123.2018 Jan 17, 2020 Windows XP–10 32-bit & 64-bit
Realtek USB Controller Driver for Network Adapter 10.28.1221.2018, 8.49.1002.2018, 7.42.1002.2018 Oct 2, 2018 Windows XP–10 32-bit & 64-bit
Realtek USB Ethernet Controller All-In-One Windows Driver 10.22.1212.2017 Dec 12, 2017 Windows XP, Vista, 7, 8, 10 32-bit & 64-bit
Realtek USB Controller Driver for Network Adapter 6.17 Dec 27, 2016 Windows Vista 32-bit & 64-bit
Realtek USB Controller Driver for Network Adapter 5.13 Dec 23, 2016 Windows XP 32-bit & 64-bit
Realtek USB Controller Driver for Network Adapter 8.34 Dec 23, 2016 Windows 8, 8.1 32-bit & 64-bit
Realtek USB Controller Driver for Network Adapter 7.27 Dec 23, 2016 Windows 7 32-bit & 64-bit
Realtek USB Controller Driver for Network Adapter 10.13 Dec 23, 2016 Windows 10 32-bit & 64-bit

Is this your device?

  1. Press Win + X and open Device Manager.
  2. Right-click the device (often listed under Other devices with a yellow sign) → Properties → Details.
  3. Select Hardware Ids in the list. If the first line starts with USB\VID_17EF&PID_720B, the drivers above are for your device.

More about hardware IDs · Fix common device errors

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