I have faced the problem of my Xiaomi phone wifi not connecting to saved hotspot. Mostly my home hotspot, but it has happened with others as well.
I have experienced situations in which my Android smartphone won’t connect to WiFi. It happens more often then I like. Here are the ways I solve the problem whenever it happens.
You can block a specific device from your mobile phone’s Wi-Fi hotspot. The first step is to allow only specific devices to connect to the hotspot. Here’s a quick and easy guide.