Device guides for

Samsung Galaxy Note20 Ultra 5G

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Choose network mode List of screen icons Charge battery Choose a network

Getting started

Basic functions

Calls and contacts

Messages and email

Manage apps and data

Camera

Internet and data

Global services

Troubleshooting

Specifications

Block phone number

If you don't want to receive calls or messages from certain phone numbers, you can block them. If you receive a call from a blocked phone number, the caller will hear a busy signal.