How to read SMS after Huawei's mobile phone is activated?

First, find the Settings button on the mobile phone desktop, and click Start Search.

Then look at all the settings above.

Drag to the last item in all settings, about the mobile phone.

Click Open to see many system versions and other information about the mobile phone.

Select the last item, telephone.

Information options, different mobile phones can click to try.

Finally, the serial number and unique code are displayed on this page.