Samsung Galaxy M55 5G (Asia/Africa) is a samsung device (codename: sm-m556e). FirmwareMirror hosts 16 verified firmware builds, covering: EUX. Available as official firmware. Last updated: February 2026. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy M55 5G (Asia/Africa) (sm-m556e). All firmware files include MD5 hash verification and are available for direct download.
| Version | Method | Size | Release Date | MD5 Hash | Download |
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| M556EXXS5CZB4/M556EOXM5CZB4/M556EXXS5CZB4 | Odin | 287.65 MB | 2026-02-01 |
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| M556EXXU4BYE7/M556EOXM4BYE7/M556EXXU4BYE7 | Odin | 408.29 MB | 2025-05-01 |
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| M556EXXS4AXK5/M556EOXM4AXK5/M556EXXS4AXK5 | Odin | 435.04 MB | 2024-11-01 |
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| M556EXXU4CYJ4/M556EOXM4CYJ4/M556EXXU4CYJ4 | Odin | 418.15 MB | 2025-10-01 |
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| M556EXXU4AYB3/M556EOXM4AYB3/M556EXXU4AYB1 | Odin | 3.22 GB | 2025-02-01 |
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| M556EXXS4BYH2/M556EOXM4BYH2/M556EXXS4BYH2 | Odin | 2.33 GB | 2025-08-01 |
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| M556EXXS4CYL1/M556EOXM4CYL1/M556EXXS4CYL1 | Odin | 399.56 MB | 2025-12-01 |
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| M556EXXS4AYA1/M556EOXM4AYA1/M556EXXS4AYA1 | Odin | 380.86 MB | 2025-01-01 |
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| M556EXXS3AXJ3/M556EOXM3AXJ3/M556EXXS3AXJ3 | Odin | 510.49 MB | 2024-10-01 |
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| M556EXXU3AXK2/M556EOXM3AXK2/M556EXXU3AXK1 | Odin | 447.69 MB | 2024-11-01 |
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| M556EXXS3AXH1/M556EOXM3AXH1/M556EXXS3AXH1 | Odin | 516.39 MB | 2024-08-01 |
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| M556EXXU3AXJA/M556EOXM3AXJA/M556EXXU3AXJA | Odin | 446.54 MB | 2024-10-01 |
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| M556EXXU2AXE8/M556EOXM2AXE8/M556EXXU2AXE8 | Odin | 541.13 MB | 2024-05-01 |
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| M556EXXU2AXE5/M556EOXM2AXE5/M556EXXU2AXE5 | Odin | 547.43 MB | 2024-05-01 |
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| M556EXXU1AXD7/M556EOXM1AXD7/M556EXXU1AXD7 | Odin | 551.62 MB | 2024-04-01 |
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| M556EXXU1AXC1/M556EOXM1AXC1/M556EXXU1AXC1 | Odin | 553.29 MB | 2024-03-01 |
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| Network | Technology | GSM / HSPA / LTE / 5G |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 38, 40, 41, 66 | |
| 5G bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 | |
| Speed | HSPA, LTE, 5G |
| Launch | Announced | 2024, March 28 |
|---|---|---|
| Status | Available. Released 2024, March 28 |
| Body | Dimensions | 163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in) |
|---|---|---|
| Weight | 180 g (6.35 oz) | |
| SIM | Nano-SIM + Nano-SIM |
| Display | Type | Super AMOLED+, 120Hz, 1000 nits (HBM) |
|---|---|---|
| Size | 6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio) | |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~393 ppi density) |
| Platform | OS | Android 14, upgradable to Android 16, One UI 8.0 |
|---|---|---|
| Chipset | Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm) | |
| CPU | Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510) | |
| GPU | Adreno 644 |
| Memory | Card slot | microSDXC (uses shared SIM slot) |
|---|---|---|
| Internal | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
| Main Camera | Triple | 50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 123˚ (ultrawide) 2 MP (macro) |
|---|---|---|
| Features | LED flash, panorama, HDR | |
| Video | 4K@30fps, 1080p@30/60fps, gyro-EIS, OIS |
| Selfie camera | Single | 50 MP, f/2.4, (wide) |
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| Video | 4K@30fps, 1080p@30/60fps |
| Sound | Loudspeaker | Yes, with stereo speakers |
|---|---|---|
| 3.5mm jack | No |
| Comms | WLAN | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
|---|---|---|
| Bluetooth | 5.2, A2DP, LE | |
| Positioning | GPS, GALILEO, GLONASS, BDS, QZSS | |
| NFC | Yes (market/region dependent) | |
| Radio | No | |
| USB | USB Type-C 2.0, OTG |
| Features | Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
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| Battery | Type | 5000 mAh |
|---|---|---|
| Charging | 45W wired |
| Misc | Colors | Dark Blue, Light Green |
|---|---|---|
| Models | SM-M556B, SM-M556B/DS | |
| SAR | 0.93 W/kg (head) | |
| SAR EU | 0.96 W/kg (head) 0.98 W/kg (body) | |
| Price | $ 273.00 / € 277.50 / ₹ 28,999 |
A: Yes — official firmware from the manufacturer is generally safe when you match your device's exact model number and region. Flashing the wrong region or modified firmware can cause issues.
A: Samsung Galaxy M55 5G (Asia/Africa) firmware is flashed using Odin. See the step-by-step guide above for the full procedure.
A: Some devices allow downgrading, others have anti-rollback protection that blocks it. Check the version-specific notes on each ROM page, or your model's community forum, before attempting a downgrade.
A: First, verify the firmware matches your exact model code (e.g. SM-S938B for Samsung, or the CPH-number for OPPO). Reinstall the manufacturer's USB drivers, use a rear USB 2.0 port directly on your PC, and retry. The troubleshooting box above the FAQ covers the most common failure modes.
