Tap the menu icon. Tap anywhere in the section containing your name and profile picture. Tap DEVICES. Tap on Register Device.
What does it mean when your phone says not registered to network?
If you see the ‘not registered on network’ error on your device, it means your SIM card can’t connect to your carrier’s network. You will likely not be able to make or receive calls or text messages.
How do I register my mobile phone?
Method 1: Via SMS by sending the IMEI number to 8484
When you send the message to 8484 you will receive one of the following messages: IMEI is compliant Device IMEI is Valid. Insert SIM and make a call/SMS to anyone on or before 20/10/18 date for auto registration. Device IMEI is non-compliant.