If you are unable to update wirelessly (OTA), you can use official desktop tools:
: Swipe up to access your apps and tap on the Settings icon.
: If an update is available, your phone will begin the download. Once finished, tap Install now or Schedule install to complete the process. Verifying Your Current Version
: Available on the Official Samsung Support site, this tool allows you to backup data and update your phone's firmware via a USB cable.
firmware versions (specifically build strings like SP1A.210812.016 ). If you are looking to download and update your device software, follow the steps below.
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