Oppo phones are smartphones produced by the Chinese company Oppo.
This guide will show you how you can fix the issue when your Oppo device does not receive notifications about new incoming calls or messages.
Applicable to all OPPO smartphones.
Instructions
If your phone cannot receive notifications, please try the following steps:
Make sure that your phone is connected to network
Make sure that your phone is connected to Mobile network or WiFi network.
Check the settings of your phone
Check the settings of your phone. For all ColorOS versions: Go to [Settings] >[Notification and Status bar] >[Manage notifications], click the application that you wish to receive notification, and enable [Allow Notifications].
Make sure that [Low Power mode], [Airplane mode] and [Quiet Time] or [No disturb mode] are turned off.
For devices of ColorOS 3.1 and above: go to [Settings] > [Battery] > [Energy Saver] > select the application and turn off [Background Freeze], [Abnormal Apps Optimization] and [Doze]. For devices of ColorOS 3.0: go to [Settings] > [Battery] > [Others] > select the application and Turn off [Freeze when in Background] and [Automatically optimize when an anomaly is detected].
Click the menu button and slide down the application page until you see a lock icon in the upper corner to allow applications to run in background. Then the application will keep running in background.
Go to [Phone Manager] or [Security Center] or [Security] > [Privacy Permissions] > [Startup Manager] and turn on the button to allow the application to start on boot and start in background. In some devices, go to [Phone Manager] or [Security Center] or [Security] > [Startup Manager] and turn on the button to allow the application to start on boot and start in background.
Check the version of the application
Check if there are any updates of the application and download the latest version in [Play Store]. Check if the problem persists after installation of the latest version.
System Update
Go to [Settings] > [System Updates] or [Software Updates] in some devices to check the system version and update it to the latest version.
Still have problems?
Contact OPPO Service or back up data, take your phone, proof of purchase and warranty card to visit a nearby OPPO Service Center for more help.