How To Disable Redmi Boot / Startup Sound / Audio . Step by Step Instructions. MIUI

Описание: Settings -- sound & vibration --- additional settings

Turn off "boot audio" ( or turn on if required)

The noisy boot audio sound is embarrassing enough if you have to power-on your phone in a meeting or a public place but imagine how dangerous it could be if you need to turn on your phone when say there are intruders in your house.