If you have a USB fast Ethernet from Realtek then you might want to check the drivers below. There are a number of options such as Windows 10 up to and including Windows XP. There are the latest drivers for the products which have been listed below.

Vive port - Get the most out of VR with Infinity. Enjoy unlimited access to hundreds of VR games, apps, and videos. Vive reality system - Vive reality system lets you navigate seamlessly between virtual experiences. Discover new content, launch titles from your library, play a video, or browse the web.
I tried your steps but still get adb server killing,list of devices, no serial. Curiously, when i used the device manager checking drivers on my HTC desire, it says drivers installed by HTC and the version number of it. The question i want to ask is if the HTC drivers and adb drivers are the same or not.

We would like to show you a description here but the site won’t allow us.

Realtek USB 2.0 Fast Ethernet products:

The following products will work with this driver so check your USB Fast Ethernet from Realtek and see if it has the following chipsets in it from Realtek. Note also that this is a USB 2 driver and a bit of an older technology.

RTL8152B
RTL8152BN

The following operating systems are supported by this driver so download the appropriate driver for your hardware and operating system. The files are large but should not take less than 3 minutes to download on a DSL connection.

Realtek USB 2.0 Fast Ethernet 10/100M Controller Driver 10.10 for Windows 10

Realtek USB 2.0 Fast Ethernet 10/100M Controller Driver 8.31 for Windows 8

Realtek USB 2.0 Fast Ethernet 10/100M Controller Driver 7.24 for Windows 7

Drivers Htc Port Devices Download

Realtek USB 2.0 Fast Ethernet 10/100M Controller Driver 5.9 for Windows XP

Incoming Search Terms:

Drivers Htc Port Devices Gigabit

Drivers Htc Port Devices Lucie

Realtek 10/100M Fast Ethernet Driver (1.000)
Realtek Gigabit Ethernet USB 3.0 Driver (1.000)
Realtek PCIe Gigabit Ethernet Driver (1.000)
Realtek Drivers (1.000)
VIA Rhine Fast Ethernet Driver (0.870)

Drivers HTC Port Devices