How to fix Xiaomi Redmi Note 4 or other MIUI devices MUSIC PLAYER STOP working when phone is locked - Смотреть видео или скачать видео в MP4, музыку MP3 на телефон или компьютер
1.Open Xiaomi music player 2.Press recent apps (3 horizontal lines on your Xiaomi phone) 3.Long press the music player where you see the LOCKED sign 4. Press the LOCKED sign ONCE 5. Repeat step 1 and 2 6. MAKE SURE the UNLOCKED sign is displayed and it's fixed!!