: 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.
The term (also known as Binary 3 or SW Rev. 3 ) refers to the version of the phone's Bootloader .
: Android 10, codenamed "Q" by Google, was the original operating system this phone shipped with in 2020. 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
: 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) : If you are on BIT 3, you
: When it launched in 2020, it was one of the first affordable phones to bring 5G connectivity to the masses.
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) 3 ) refers to the version of the phone's Bootloader
The is the carrier-locked version of the Galaxy A51 5G sold in the United States by major providers like AT&T and T-Mobile.