How to Find Android WiFi Hotspot Password Scanning QR Code.
To generate a QR code for the connected Wi-Fi network on your Xiaomi phone.
On your Xiaomi phone, find and launch the Settings app.
Tap General settings Wi-Fi.
Tap right arrow icon next to the Wi-Fi network you’re connected to.
Tap Share Wi-Fi.
Now, you should see the QR code. Your friend’s devices will need to have a QR reader to scan and read it.