If you are unable to update wirelessly (OTA), you can use official desktop tools:
For most users, the safest and most effective way to update is through the device's built-in settings. This ensures you receive the correct, carrier-specific version of the software. Download u221 012
: Always ensure your device has at least 50% battery life and is connected to Wi-Fi before starting a download to avoid data charges or power interruptions. Update your Samsung Galaxy device's software | Samsung US If you are unable to update wirelessly (OTA),
, common recent builds include versions like SP1A.210812.016.A125USQS9CXJ8 . Download u221 012