A. 1. Restart your router: Unplug your router, wait for 30 seconds, and plug it back in to refresh the connection. 2. Switch to mobile data: If Wi-Fi is unstable, try switching to mobile data to see if the connection improves.

B. 3. Forget and reconnect to Wi-Fi: Go to Settings > Wi-Fi, tap on your network, select 'Forget', and then reconnect by entering the password.