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Samsung Galaxy A21s

codename: a21s

Downloads

Get the builds here

Guides

Special boot modes

  • Recovery: With the device powered off, hold Volume Up + Power while the device is connected to a PC via USB cable.
  • Bootloader/Fastboot/Download: With the device powered off, hold Volume Up + Volume Down and connect USB cable to PC.

Known quirks

Find help online

You can find assistance with LineageOS on our subreddit, or in #LineageOS on Libera.Chat.

Report a bug

If you’d like to report a bug, follow the instructions here.



Samsung Galaxy A21s (a21s)
Released 2020
Specifications
SoC Samsung Exynos 850
RAM 2/3/4/6 GB
CPU Octa-core Cortex-A55
8 x 2.0 GHz
Architecture arm64
GPU ARM Mali-G52 MC2
Network
  • 2G GSM
  • 3G UMTS
  • 4G LTE
Storage 32/64/128 GB
SD card Up to 512 GB
hybrid SIM slot
Screen 6.5 in (165.1 mm)
720x1600 (269 PPI)
PLS LCD (max. 60 Hz)
Bluetooth 5 with A2DP
Wi-Fi 802.11 a/b/g/n/ac
Peripherals
  • 3.5mm jack
  • Accelerometer
  • Compass
  • Fingerprint reader
  • GPS
  • Gyroscope
  • Proximity sensor
Cameras 4
  • 48 MP, LED flash
  • 8 MP (ultrawide), LED flash
  • 2 MP (macro), No flash
  • 2 MP (depth), No flash
Dimensions 163.7 mm (6.44 in) (h)
75.3 mm (2.96 in) (w)
8.9 mm (0.35 in) (d)
Battery Non-removable Li-Ion 5000 mAh
LineageOS info
Maintainer
  • DaemonMCR
Current version
  • 22.1 (Android 15)
Kernel version
Supported models