
Samsung Galaxy A21
The latest firmware for Samsung Galaxy A21 (SCV49) is SCV49KDS1BWF1 with Android 11, released on July 19, 2023 for 1 region (CSC). Every official firmware build for SCV49, newest first: one row per build with all regions (CSC) that received it.
Each firmware build has its own page at https://samfirm.shop/build/{PDA}, where {PDA} is the build number from the list above. Example: https://samfirm.shop/build/SCV49KDS1BWF1
SCV49 started on Android 10 and has received 1 major Android upgrade; it now runs Android 11. The newest build, SCV49KDS1BWF1, was released on July 19, 2023. No new build has appeared for 39 months, so regular updates for this model have most likely ended.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
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SCV48

SCV46

SCV45

SCV44

SCV43
The newest firmware for SCV49 runs Android 11: build SCV49KDS1BWF1, released on July 19, 2023.
The latest build for SCV49, SCV49KDS1BWF1, was released on July 19, 2023 (3 years ago).
SCV49 has had no new firmware for 39 months, so regular updates have most likely ended.
Yes, all firmware files for SCV49 are 100% official, original, and obtained directly from Samsung servers.
To flash SCV49, you need to download the appropriate firmware, put your device into Download Mode, and use the Odin tool to load the BL, AP, CP, and CSC files.
Downgrading is only possible if the bootloader version (binary bit) of the old firmware matches the current one. Always check the binary version before flashing SCV49.