: While your device is currently on Android 10, it is capable of being updated as far as Android 13 with One UI 5.1 .
: If you are on BIT 3, you can flash any official firmware that is also BIT 3 or higher. If a newer update moves the phone to BIT 4, you will never be able to go back to a BIT 3 version of Android. Samsung A51 5G SM-A516U Q (Android 10) (BIT 3) ...
The technical string you provided refers to a specific firmware version for the . Based on these details, here is the "story" behind this specific device and software configuration: The Device: Samsung Galaxy A51 5G (SM-A516U) : While your device is currently on Android
: In Samsung's security architecture, you can update to a higher binary number, but you cannot downgrade to a lower one. The technical string you provided refers to a
: Unlike its 4G sibling (which used an Exynos 9611), the SM-A516U is powered by the Exynos 980 chipset, which integrates a 5G modem directly into the processor. The Software: Android 10 (Q)
: As of June 2024, Samsung has officially ended software support for the A51 5G, meaning it will no longer receive monthly security patches or major OS upgrades. The "BIT 3" (Binary 3) Significance