5
Welcome
Hello! Welcome to HYDROGEN ONE, the secure dual domain smartphone by RED. In this manual, you will learn about HYDROGEN ONE’s basic operation and
features, as well as important safety information.
Before reading the contents of this manual, please note:
The functions described in this manual are those featured on your phone as it is now. If the descriptions do not match your phone’s actual functions due
to software or hardware changes, then please use the functions as they actually are on your phone.
Getting Started
Initial setup
Please read the quick start guide inside the box before using your phone.
When you first turn on the device, follow the instructions on the screen to choose your language, connect to a network, migrate data, log in to a Google account,
record a fingerprint, set a password, and personalize the device.
Setting a SIM card
Enabling or disabling a SIM card
If you want to stop one of your SIM cards from being used to make calls, send messages, or access the Internet, you have the option to disable that SIM card.
1. From the home screen, swipe up to access app list.
2. Touch Settings.
3. Touch Network & Internet > SIM cards.
4. Click the switches besides the two SIM cards to enable or disable each SIM card.
5. Confirm your choice when prompted.
To Next Page
Loading...