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Samsung Galaxy M55 5G (SM-M556B) official device image

Samsung Galaxy M55 5G (SM-M556B)

Brand samsung
Codename sm-m556b
Region BKD,BNG,ZTO,ZTA,CHO,COO,EGY,GTO,INS,MID,ILO,ILP,MX
Official Firmware

Download Samsung Galaxy M55 5G (SM-M556B) Firmware

Samsung Galaxy M55 5G (SM-M556B) • Region: BKD,BNG,ZTO,ZTA,CHO,COO,EGY,GTO,INS,MID,ILO,ILP,MX

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Firmware Downloads

Find and download official MIUI firmware for Samsung Galaxy M55 5G (SM-M556B) (sm-m556b). All firmware files include MD5 hash verification and are available for direct download.

Samsung Galaxy M55 5G (SM-M556B)

Version Method Size Release Date MD5 Hash Download
M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4 Odin 2 B N/A
M556BXXU4BYE7/M556BODM4BYE7/M556BXXU4BYE7 Odin 400 B N/A
M556BXXS4AXK6/M556BOWO4AXK6/M556BXXS4AXK6 Odin 433 B N/A
M556BXXS4AXK5/M556BODM4AXK5/M556BXXS4AXK5 Odin 440 B N/A
M556BXXU4CYJ4/M556BODM4CYJ4/M556BXXU4CYJ4 Odin 418 B N/A
M556BXXU4AYB4/M556BOWO4AYB4/M556BXXU4AYB4 Odin 3 B N/A
M556BXXU4AYB3/M556BODM4AYB3/M556BXXU4AYB3 Odin 3 B N/A
M556BXXS4BYH2/M556BODM4BYH2/M556BXXS4BYH2 Odin 2 B N/A
M556BXXS4CYL1/M556BODM4CYL1/M556BXXS4CYL1 Odin 404 B N/A
M556BXXS4AYA1/M556BOWO4AYA1/M556BXXS4AYA1 Odin 378 B N/A
M556BXXS4AXL1/M556BODM4AXL1/M556BXXS4AXL1 Odin 378 B N/A
M556BXXU3AXG7/M556BODM3AXG7/M556BXXU3AXG7 Odin 496 B N/A
M556BXXS3AXJ6/M556BOJM3AXJ6/M556BXXS3AXJ6 Odin 513 B N/A
M556BXXS3AXJ3/M556BODM3AXJ3/M556BXXS3AXJ3 Odin 487 B N/A
M556BXXS3AXJ2/M556BOWO3AXH2/M556BXXS3AXH1 Odin 556 B N/A
M556BXXU3AXJ2/M556BOWO3AXJ2/M556BXXU3AXJ1 Odin 508 B N/A
M556BXXS3AXH1/M556BOWO3AXH2/M556BXXS3AXH1 Odin 557 B N/A
M556BXXS3AXJC/M556BOWO3AXJC/M556BXXU3AXJ1 Odin 507 B N/A
M556BXXU3AXJD/M556BOWO3AXJD/M556BXXU3AXJB Odin 444 B N/A
M556BXXU3AXJA/M556BODM3AXJA/M556BXXU3AXJA Odin 449 B N/A
M556BXXU2AXE8/M556BODM2AXE8/M556BXXU2AXE8 Odin 547 B N/A
M556BXXU2AXE5/M556BODM2AXE5/M556BXXU2AXE5 Odin 551 B N/A
M556BXXU1AXD7/M556BODM1AXD7/M556BXXU1AXD7 Odin 1 B N/A
M556BXXU1AXC1/M556BODM1AXC1/M556BXXU1AXC1 Odin 369 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, 17, 20, 25, 26, 28, 38, 40, 41, 66
5G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
SpeedHSPA, LTE, 5G
LaunchAnnounced2024, March 28
StatusAvailable. Released 2024, March 28
BodyDimensions163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in)
Weight180 g (6.35 oz)
SIMNano-SIM + Nano-SIM
DisplayTypeSuper AMOLED+, 120Hz, 1000 nits (HBM)
Size6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio)
Resolution1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
PlatformOSAndroid 14, upgradable to Android 16, One UI 8.0
ChipsetQualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPUOcta-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPUAdreno 644
MemoryCard slotmicroSDXC (uses shared SIM slot)
Internal128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Main CameraTriple50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS
8 MP, f/2.2, 123˚ (ultrawide)
2 MP (macro)
FeaturesLED flash, panorama, HDR
Video4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
Selfie cameraSingle50 MP, f/2.4, (wide)
Video4K@30fps, 1080p@30/60fps
SoundLoudspeaker Yes, with stereo speakers
3.5mm jack No
CommsWLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth5.2, A2DP, LE
PositioningGPS, GALILEO, GLONASS, BDS, QZSS
NFCYes (market/region dependent)
RadioNo
USBUSB Type-C 2.0, OTG
FeaturesSensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compass
BatteryType5000 mAh
Charging45W wired
MiscColorsDark Blue, Light Green
ModelsSM-M556B, SM-M556B/DS
SAR0.93 W/kg (head)    
SAR EU0.96 W/kg (head)     0.98 W/kg (body)    
Price$ 273.00 / € 277.50 / ₹ 28,999
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.