1. The administrator runs cmd
2. netsh wlan set hostednetwork mode=allow ssid=name of the local area network key=password. Just prompt that the network can be hosted
3. In the command prompt, enter: system32>netsh wlan start hostednetwork and press Enter
4. If an error is reported at this time, check the wireless network card driver information. Excuting an order
Netsh WLAN show drivers. If it is bearer or not, change the network card driver. Win10 also has a network card driver that can be used by default
5. Set a fixed IP (according to your needs)