Discover how to configure your phone's default SIM settings. This guide covers selecting your primary SIM for making calls, sending texts, and accessing cellular data, streamlining your dual-SIM experience.
1.
From the Settings app, tap Connections.
2.
Tap SIM manager.
3.
Edit the following settings to set your SIM preferences:
Calls - Tap Call, then select which SIM you'd like to use by default for voice calls—or choose Ask me every time to be prompted each time you make a call.
Text - Tap Texts, then select your default SIM for sending text messages.
Mobile data - Only one SIM can be active for mobile data at a time. If a default is already set, you’ll see a notification letting you know.