Samsung Galaxy S21+ 5G Device Help & How-To Guides
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Performing a factory reset
A factory reset will erase all data from your device and is irreversible. This is good to do if you are going to trade in or sell your device. It will wipe all of your personal information from the device.
ExploreAccessing settings
Learn how to quickly locate and navigate the settings menu to personalize and manage your preferences.
ExploreFinding your IMEI number
Discover where to find your devices IMEI in the settings section of your device. In some instances, your IMEI number is also your Device ID number.
ExploreResetting network settings
If you are having trouble connecting to the Internet you may need to reset your network connections. Resetting your network connections will disconnect any Bluetooth devices connected to your device and disconnect your device from any Wi-Fi networks it is connected to.
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