: 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)
: Android 10, codenamed "Q" by Google, was the original operating system this phone shipped with in 2020.
: In Samsung's security architecture, you can update to a higher binary number, but you cannot downgrade to a lower one. Samsung A51 5G SM-A516U Q (Android 10) (BIT 3) ...
: 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
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) : Unlike its 4G sibling (which used an
: You can find this number in your "Baseband version" (found in Settings > About Phone > Software Information). It is typically the 5th character from the right in the version string (e.g., A516USQU 3 BTJ4). Summary Table Model Samsung Galaxy A51 5G (SM-A516U) Original OS Android 10 (Q) Latest OS Android 13 (One UI 5.1) Bootloader BIT 3 (No downgrading to BIT 1 or 2) Support Status Support ended June 2024 Galaxy A51 5G (SM-A516U) - Notify Update
: While your device is currently on Android 10, it is capable of being updated as far as Android 13 with One UI 5.1 . : As of June 2024, Samsung has officially
: When it launched in 2020, it was one of the first affordable phones to bring 5G connectivity to the masses.