Samsung Galaxy Note 20 5G User Manual page 187

Settings
Dual Messenger
Use two separate accounts for the same app.
1. From Settings, tap
2. Tap next to supported apps to enable the feature for each app.
To select which contacts have access to the secondary messenger app, tap
l
Use separate contacts list.
About phone
View information about your device, including current status, legal information,
hardware and software versions, and more.
1. From Settings, tap
number, serial number, and IMEI information.
2. Tap additional items to view more information about your device.
TIP You can view your device's FCC ID from About phone > Status.
Advanced features > Dual Messenger.
About phone, and then view your phone number, model
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