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What if Huawei's mobile phone notification bar doesn't display?

There are three reasons why the notification bar does not display software messages:

(1) The setting information in this software informs the switch to turn off.

(2) The software has no notification authority.

(3) The software has no permission to start automatically in the background.

Pigeon solutions for three possibilities:

(1) Turn on the notification switch in the software settings, and take WeChat as an example to turn on the following switch:

(2) Open the mobile assistant and click the notification center.

Find the application that needs to open the notification and click it, taking WeChat as an example.

Turn on the allow notification and status bar switch.

(3) Click Auto Start Management in the mobile phone housekeeper, taking WeChat as an example.

Turn on the switch behind WeChat.