As shown in the following illustration, the prompts are not registered on the network:
1. OK, now we start to solve your problem on the phone by clicking "App".
2. Click "Set" to operate as shown in detail.
3. After entering, we clicked on the first "connection" and we found the "more networks" below.
4. In the open more network interface We click "Mobile network".
5. After that, we will find the "network operators" in the details as shown in the picture.
6. Now we set up the network here, click "Please automatically select" can be automatically searched.
When you are done, the triangle exclamation icon in the upper-left corner disappears and the "registered on the network" appears.
Okay, now we're going to try and see if we can get a call. Oh, if you show up on the web, it will almost solve your problem.
Friendly Tips
All right, if you can't make a phone call after Setup, we can try to restart the phone, so it is possible to call directly, there is your phone is not a fee.