How to use Lock Screen & Notifications iOS 14 with Xiaomi devices Step 1: Open Playstore, search and install app " Lock Screen & Notifications iOS 14 " Step 2: Open app " Lock Screen & Notifications iOS 14 " and choose ALLOW to grant Camera permission. Step 3: With Xiaomi devices need grant Autostart permission first. Click Ok and grant it as image below: If can't open Autostart screen try to use other method: Open Security app > Manage apps > Permissions > Autostart and grant autostart permisson. Step 4: Back to main screen, switch on button in header and click OK button to grant notifications access. Step 4: Back to main screen, switch on button in header and click OK button to grant notifications access. Step 6: Disable system lock to show only " Lock Screen & Notifications iOS 14 ". Try to use power button to turn off/on and check the " Lock Screen & Notifications iOS 14 ".