Samsung Galaxy A25 5G (Korea) official device image

Samsung Galaxy A25 5G (Korea)

Brand samsung
Codename sm-a256n
Region KOO
Official Firmware

Download Samsung Galaxy A25 5G (Korea) Firmware

Samsung Galaxy A25 5G (Korea) Region: KOO

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Firmware Downloads

Find and download official MIUI firmware for Samsung Galaxy A25 5G (Korea) (sm-a256n). All firmware files include MD5 hash verification and are available for direct download.

Samsung Galaxy A25 5G (Korea)

Version Method Size Release Date MD5 Hash Download
A256NKSS9DZB2/A256NOKR9DZB2/A256NKOS9DZB1 Odin 104 B N/A
A256NKSS8DZA1/A256NOKR8DZA1/A256NKOS8DZA1 Odin 243 B N/A
A256NKSS7DYK3/A256NOKR7DYK3/A256NKOS7DYK1 Odin 298 B N/A
A256NKSS6DYI5/A256NOKR6DYI5/A256NKOU6DYI3 Odin 248 B N/A
A256NKSU6DYI4/A256NOKR6DYI4/A256NKOU6DYI3 Odin 296 B N/A
A256NKSS6CYG1/A256NOKR6CYG1/A256NKOS6CYG1 Odin 2 B N/A
A256NKSU5CYE2/A256NOKR5CYE2/A256NKOU5CYD4 Odin 253 B N/A
A256NKSS5BYB1/A256NOKR5BYB1/A256NKOS5BYB1 Odin 3 B N/A
A256NKSU5BXK1/A256NOKR5BXK1/A256NKOU5BXK1 Odin 253 B N/A
A256NKSS4BXJ1/A256NOKR4BXJ1/A256NKOS4BXJ1 Odin 330 B N/A
A256NKSS3BXH1/A256NOKR3BXH1/A256NKOS3BXH1 Odin 346 B N/A
A256NKSU2BXE5/A256NOKR2BXE5/A256NKOU2BXE5 Odin 350 B N/A
A256NKSS2AXE3/A256NOKR2AXE3/A256NKOS2AXE3 Odin 1 B N/A
A256NKSU2BXG1/A256NOKR2BXG1/A256NKOU2BXE5 Odin 20 B N/A
A256NKSU1AXB6/A256NOKR1AXB6/A256NKOU1AWL1 Odin 1 B N/A
A256NKSS1AXA1/A256NOKR1AXA1/A256NKOU1AWL1 Odin 1 B N/A
A256NKSU1AWL1/A256NOKR1AWL1/A256NKOU1AWL1 Odin 1 B N/A

Device Specifications

NetworkTechnologyGSM / HSPA / LTE / 5G
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
5G bands1, 3, 5, 7, 8, 26, 28, 40, 41, 66, 77, 78 SA/NSA/Sub6
SpeedHSPA, LTE, 5G
LaunchAnnounced2023, December 11
StatusAvailable. Released 2023, December 16
BodyDimensions161 x 76.5 x 8.3 mm (6.34 x 3.01 x 0.33 in)
Weight197 g (6.95 oz)
BuildGlass front, plastic frame, plastic back
SIM· Nano-SIM
· Nano-SIM + Nano-SIM
DisplayTypeSuper AMOLED, 120Hz, 1000 nits (HBM)
Size6.5 inches, 103.7 cm2 (~84.2% screen-to-body ratio)
Resolution1080 x 2340 pixels, 19.5:9 ratio (~396 ppi density)
PlatformOSAndroid 14, up to 4 major Android upgrades, One UI 7
ChipsetExynos 1280 (5 nm)
CPUOcta-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPUMali-G68
MemoryCard slotmicroSDXC (uses shared SIM slot)
Internal128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
Main CameraTriple50 MP, f/1.8, 27mm (wide), 1/2.76", 0.64µm, PDAF, OIS
8 MP, f/2.2, 120˚ (ultrawide), 1/4", 1.12µm
2 MP (macro)
FeaturesLED flash, panorama, HDR
Video4K@30fps, 1080p@30/60fps, gyro-EIS
Selfie cameraSingle13 MP, f/2.2, (wide), 1/3.06", 1.12µm
Video1080p@30fps
SoundLoudspeaker Yes, with stereo speakers
3.5mm jack Yes
CommsWLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth5.3, A2DP, LE
PositioningGPS, GLONASS, GALILEO, BDS, QZSS
NFCYes (market/region dependent)
RadioMarket/region dependent
USBUSB Type-C 2.0
FeaturesSensorsFingerprint (side-mounted), accelerometer, gyro, compass
 Virtual proximity sensing
BatteryType5000 mAh
Charging25W wired
MiscColorsBrave Black, Personality Yellow, Fantasy Blue, Optimistic Blue
ModelsSM-A256E, SM-A256E/DS, SM-A256E/DSN, SM-A256B, SM-A256B/DS, SM-A256B/DSN, SM-A256U, SM-A256U1
SAR EU0.46 W/kg (head)     1.19 W/kg (body)    
Price$ 129.00 / € 243.47 / £ 127.84 / ₹ 19,999
Our TestsPerformance AnTuTu: 443234 (v9), 480771 (v10)

GeekBench: 2023 (v5), 2098 (v6)
3DMark: 643 (Wild Life Extreme)
Display 1030 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -26.0 LUFS (Very good)
Battery
Active use score 10:19h
Data source: GSMArena

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How to Flash Firmware

Steps to Install Firmware:

  1. Download the ROM: Choose the appropriate firmware version above for your device region
  2. Backup Your Data: All data will be erased during flashing
  3. Unlock Bootloader: Required for some devices (check device-specific requirements)
  4. Download Tools: Download MIUI Flash Tool or use ADB/Fastboot
  5. Flash the ROM: Follow the tool's instructions to flash the downloaded firmware
  6. Verify: Restart and verify successful installation

⚠️ Warning: Flashing custom ROMs may void your warranty. Proceed at your own risk.

Frequently Asked Questions

Q: Is it safe to flash official firmware?

A: Yes, flashing official firmware is generally safe and won't void your warranty if done through official methods.

Q: What's the difference between Recovery and Fastboot ROMs?

A: Recovery ROMs are flashed from recovery mode, while Fastboot ROMs require bootloader unlock and ADB tools.

Q: Can I downgrade to an older firmware version?

A: Some devices allow downgrading, but it depends on the device and region. Check device-specific forums first.

Q: What if flashing fails?

A: If flashing fails, try using the official tool, ensure USB drivers are installed, and check device compatibility.