MA1AYPRAMANIK , via OnePlus Nord , Dec 1, 2020 : 1. Not able to set individual ringtone for any individual person. 2. Sometimes screen doesn't sleep even after selecting sleep after 30sec in the Settings > Display > Sleep 3. The App Lock feature doesn't have immediate lock option. If I enable app lock for any app it work when I am opening that app but after minimise the app contents is showing in recent apps section. It's locking in recent apps section. **If there has any solution, please help me out. Indian 🇮🇳 variant ofcourse.