Apple iPhone SE (3rd generation) Device Help & How-To Guides
What would you like to learn about your device?
Trending iPhone SE (3rd generation) topics
Turning data roaming on and off (single and dual SIM)
When traveling internationally, you may want to turn data roaming on and off to conserve data and minimize unwanted fees.
ExploreSetting up a pending eSIM notification (device already set up)
This tutorial walks you through the process of setting up an eSIM on your device using a push notification sent by your carrier. This guide shows you how to accept the notification, download the eSIM profile, and activate your mobile service quickly and securely—without scanning a QR code or manually entering details.
ExploreAuto-activating a pre-assigned eSIM (while setting up your device)
This tutorial explains how pre-assigned eSIMs are automatically activated during the initial setup of your device. Designed for users whose providers preconfigure eSIM profiles, this guide walks you through recognizing when automatic activation is available, what steps (if any) are required on your part, and how to confirm your device is connected to the mobile network.
ExploreInserting and removing the Nano SIM card
Learn how to insert, remove, and replace a SIM card in your device.
Explore