When your android phone doesnt give you superb sound from loud speaker. This trick can help you increase your volume to your desired level. *from phone dialer dial this codes *#*#3646633#*#*to take you to engineering mode. *swipe to Hardware and setting> audio> loudspeaker mode *Set your desired volume
check screenshot >If the above steps doesnt work on your side then download mobile uncle
This app works with rooted mtk devices so make sure your phone is rooted, grant access after installing the above app.Tap Engineering mode swipe to hardware and setting. Thats the simple trick to modify your droid volume, I hope it works on your side.