Watch this vid and follow the steps , give credit to the uploader of this video too. Because this is great video ever about these issueshttps://m.youtube.com/watch?v=lJKdE_aZZ_o
for app lock download max phone manager. download link in description of this vid.https://m.youtube.com/watch?v=lJKdE_aZZ_owith full premium app features
