In line with other network providers in the UK, our 3G network will be switched off in 2025. You may need to change your phone or settings to stay connected after the switch off. Use our device checker to find out whether you need take an action or find out more here: tescomobile.com/3g

Samsung Galaxy S21 5G - Getting started

Getting started

Here are the most useful topics for getting started with your phone.

Insert or remove your SIM

Complete the initial startup of your device

Copy contacts from device or SIM

Backup data to your memory card

Transfer data to another phone

Enable or disable mobile data

Enable or disable Wi-Fi

Download an app

Setting up email

How useful was this page?

5 stars 4 stars 3 stars 2 stars 1 star

Samsung Galaxy S21 5G - Getting started

Getting started

Insert or remove your SIM

Complete the initial startup of your device

Copy contacts from device or SIM

Backup data to your memory card

Transfer data to another phone

Enable or disable mobile data

Enable or disable Wi-Fi

Download an app

Setting up email

How useful was this page?

Help us improve this guide

Thank you for your feedback