For More Information - Huawei Nova Plus Quick Start Manual

For more information

Go to http://consumer.huawei.com/en/ to download the user guide
for your device (including safety information) and read the FAQ,
privacy policy, and other information.
Go to Settings > About phone > Legal information to read the
legal information.
You can find the regulatory information on the device itself. To view
it, touch Settings > About phone > Regulatory information.