Boost your smartphone’s volume by placing it into a styrofoam cup.
You can also Google “find my phone” to locate your Android.
Ring, erase, or lock your smartphone remotely using ADM Ringing works even if your phone is in silent mode.
If you want to turn off your phone to avoid calls, remove the battery instead. Switching off phone will notify mobile switching centre (MSC) and callers will receive the switched off notification.