(uncheck "Allow the computer to turn off this device to save power"). QF9700 USB2.0 To Fast Ethernet Adapter Drivers Download
Some versions of this adapter use a Realtek-compatible instruction set. Drivers for "USB 2.0 Fast Ethernet" from Realtek (version 115X or similar) may provide better stability on Windows 11. ⚠️ Known Issues & Fixes QF9700 USB2.0 To Fast Ethernet Adapter Drivers Download vk-qf9700 driver windows 11