Operating environment: brand and model: redmi note 8 pro, system version: miui12 20.12.9.
The failure of the on-off button of the mobile phone is due to the poor contact between the rubber pad under the button and the mobile phone motherboard. It is necessary to take the mobile phone to the maintenance shop for maintenance. It may also be that the mobile phone crashes, resulting in no response to the mobile phone button. You can also turn on the "raise your hand and light the screen" function on the mobile phone for temporary use.
Recovery method of key failure of mobile phone on-off
The failure of the mobile phone on-off button may be due to poor contact between the rubber pad under the mobile phone button and the mobile phone motherboard. The mobile phone should be taken to a professional maintenance shop for maintenance to avoid damage to the mobile phone.
The failure of the on-off button of the mobile phone may also be the crash state of the mobile phone, resulting in the transient failure of the mobile phone. It is necessary to press the on-off button of the mobile phone for more than 10 seconds to forcibly shut down and restart, and then try again.
If the on / off button of the mobile phone fails, you can turn on the "raise your hand and light the screen" function of the mobile phone for temporary use, and then take it to the maintenance shop for maintenance in time. （ShouJiKaiGuanJiAnJianShiLingZenMeHuiFu）