How to use this Follow few steps :
* First Download Music Lock app and install it.
Download Music Lock App
* after installation sucess, Go to setting of Music Lock app,
* There will show practice mode for top of the setting menu you can practics few secand by playing music selecting instuments. then press on back botton.
* Roll down , and goto Instrument botton, then choose a instument as you wish (piano, Guitar, Drums, Xylophone etc) and press back.
* Roll down and Uncheck (Remove Tick mark) on Mute lock Screen & Mute lock screen when in slient mode.
* Go to Roll up (go to top menu) Then click on Enable Lock screen (Check box/Tick mark) on this botton. then there will ask for permission, give a permission then you can see there instumnet wchich you chosed from Instrument menu. top of the screen you can see Enter new pass password notification.
* Now you need to play music for set password. after playing instrument. you need to confirm password again by playing same music. be carefull playing music must be same for sucessful the setup. play a music very carefully. after play same music twice press ok/ok on two notification. then press on allow all required notifications.
* there is also some extra feature You can set your info by clicking owner ifno botton, click on show owner info on lock screen and write some message as you wish. now you are almost done now its time to check your unlck your pattern.
* Now turnoff your screen by pressing your smartphone power botton . press again once
* you can see there your phone pattern was locked , you can see here your costome message which was set on owner info.
* Swipe it, now play music to unlock your phone. if you play wrong tune , your phone's pattern will not unlock, you can unlock your phone by playing correct instument tune. i hope you will enjoy with this app.