Oppo mobile phone notification bar does not display incoming call information.

No call interface was found during the call. You can try to slide down the notification bar, find and click on the call information, and then you can return to the call interface ~

I'm sorry for the inconvenience. You need to enter a number during the call, but there is no response when dialing. Try the following to recover:

1, enter the settings of the mobile phone; ":"or "_" in the upper right corner of (Application) Application Management (Application List) shows the system program, search for "Telephone" notification management to open the permission notification, and then turn on the category "Telephone" switch to try to recover.

2. Restart the Phone APP: "Long press the Phone APP for APPlication details (information) Rights Management Phone is not allowed", and then click the Phone app again, a license consent notice will pop up, select Allow, and finally dial again.

3. Enhance the touch of keys: enter the "Settings" of the mobile phone; Sound and vibration: touch and prompt tone, dial key prompt tone, input method key touch.

4. Please try calling again after restarting your phone.

If the problem still exists, please bring the purchase invoice, warranty card and machine to the official service center of OPPO for testing, and professional engineers will handle it for you.