RED Hydrogen ONE - Locking and unlocking the screen; Setting the lock screen method

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If you don’t set a preferred card for calls, you will have to select a SIM card each time you make a phone call.
Setting a preferred card for messages
Select which SIM card is preferred for messages. All text messages will be sent using this card.
1. From the home screen, swipe up to access app list.
2. Touch Settings.
3. Touch Network & Internet > SIM cards.
4. Touch SMS messages, and select your preferred SIM card for messages or select Ask every time.
If you don’t set a preferred card for phone-calls, you will have to select a SIM card each time you send a message.
Locking and unlocking the screen
By default, your phone’s screen will automatically lock after a period of time. You can set the screen lock time and method.
Setting the lock screen method
1. From the home screen, swipe up to access app list.
2. Touch Settings.
3. Touch Security & location > Screen lock.
You can choose one of the following lock screen methods.
• None: Do not lock the screen.
• Swipe: Swipe up on the screen to unlock your device.
• Pattern: Draw a pattern on the screen to unlock your device.
• PIN: Set a PIN code for unlocking the screen.
• Password: Enter a password to unlock the device.