There is no official Netsys driver for macOS. However, open-source projects like chris1111/Wireless-USB-Adapter on GitHub support the RTL8812AU chipset for macOS Big Sur and later.
If you have an older Wi-Fi dongle driver installed, it might conflict with the new one. Uninstall previous wireless utility software via the Windows Control Panel. netsys 9000wn driver download
If the manufacturer's site is slow, check reputable driver repositories for the Ralink 3070 Realtek 8188 There is no official Netsys driver for macOS
Select the driver version that matches your operating system (Windows 7, 8, 10, or Linux). Download the .zip or .exe installer package. Method 2: Driver Archive Sites netsys 9000wn driver download