@qvik
Create port forwarding rule on your Xiaomi 4A router
Follow the below steps, (the steps might slightly vary based on your model)
Click on "Add New" / "Create" buttons to create a new port forwarding rule on Xiaomi MiWiFi 4A Router
Application name / Description: Enter the name of the program. Eg.
Xbox, ps2, Minecraft, Xbox One. Note: This is only for your reference.
Enter the static ip address of the device t
Enter the port to forward. (Enter the same port if you don’t have a range)
Choose TCP / UDP on your Xiaomi MiWiFi 4A Router. (Choose both if you are not sure)
If you see a field called “External IP addresses“ enter 0.0.0.0 in it
Make sure “Enable” Checkbox is selected if available on your Xiaomi 4A Router
Click Save when you are finished