Apple A1277 USB 2.0 Ethernet 100mbit Driver

 It's here: 

https://www.asix.com.tw/en/support/download

There's even a Windows 11 driver. An old Linux driver, Mac OS driver, etc etc.

• Windows 11 64-bit Driver

  For x64 CPU platform, HLK certified
  Version
  3.22.0.0Release Date
  2022-02-08File Size
  70.4 KB KB

• Windows 11 64-bit HLK/WHCK drivers setup program

  For x64 CPU platform, HLK certified
  Version
  1.0.0.0Release Date
  2023-05-19File Size
  8.5 MB KB

• Windows 10 32-bit Driver

  For x86 CPU platform, HLK certified
  Version
  3.20.3.0Release Date
  2020-07-13File Size
  62.7 KB KB

• Windows 10 64-bit Driver

  For x64 CPU platform, HLK certified
  Version
  3.20.3.0Release Date
  2020-07-13File Size
  70.4 KB KB

You do have to tell Windows 'Have disk' and install it via selecting the file from the unzipped folder, and then tell Windows it's the AX88179 device. Some people say it's the 'A' version, but non-A worked fine for me.

Sorry for the poor formatting etc. but my time is limited today. :)