How to turn off informational push notifications on your Oppo smartphone

Tired of pop-up windows with various notifications of an informational or advertising nature? On your Oppo smartphone, you can disable the display of such messages.
You can also block all notifications from your cellular operator if you do not need them or interfere with your smartphone use.

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Oppo A7 me kese baya mic connect kare. default audio settings so Nehi karrahe.