Samsung Galaxy S7 User Manual page 129

Find Your User Name
You can find your user name through your phone's device menu.
1. From home, tap Apps
2. Tap Status.
 You will see your user name under the "Username" heading.
Update Your User Name
If you choose to change your user name and select a new one online, or make any changes to your
services, you must then update the profile on your phone.
1. From home, tap Apps
Internet and Social Networking
> Settings > About device
> Settings > System update
.
.
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