Samsung Galaxy A5 2017 (China (SK)) is a samsung device (codename: sm-a520k). FirmwareMirror hosts 1 verified firmware builds, covering: KTC. Available as official firmware. Last updated: 2026. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy A5 2017 (China (SK)) (sm-a520k). All firmware files include MD5 hash verification and are available for direct download.
| Version | Method | Size | Release Date | MD5 Hash | Download |
|---|---|---|---|---|---|
| A520KKKU8CTK1/A520KKTC8CTK1/A520KKKU8CTK1 | Odin | 401.96 MB | N/A |
N/A
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Download |
Versions: A520F (Europe, Global Single-SIM); A520F/DS (Global Dual-SIM); A520K/L/S (South Korea). Also known as Samsung Galaxy A5 (2017) Duos with dual-SIM card slots
| Network | Technology | GSM / HSPA / LTE |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 17, 20, 28, 38, 40, 41 | |
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps |
| Launch | Announced | 2017, January. Released 2017, January |
|---|---|---|
| Status | Discontinued |
| Body | Dimensions | 146.1 x 71.4 x 7.9 mm (5.75 x 2.81 x 0.31 in) |
|---|---|---|
| Weight | 157 g (5.54 oz) | |
| Build | Glass front (Gorilla Glass 4), glass back, aluminum frame | |
| SIM | · Nano-SIM · Nano-SIM + Nano-SIM | |
| IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) |
| Display | Type | Super AMOLED |
|---|---|---|
| Size | 5.2 inches, 74.5 cm2 (~71.5% screen-to-body ratio) | |
| Resolution | 1080 x 1920 pixels, 16:9 ratio (~424 ppi density) | |
| Protection | Corning Gorilla Glass 4 |
| Platform | OS | Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo) |
|---|---|---|
| Chipset | Exynos 7880 (14 nm) | |
| CPU | Octa-core 1.9 GHz Cortex-A53 | |
| GPU | Mali-T830MP3 |
| Memory | Card slot | microSDXC (dedicated slot) |
|---|---|---|
| Internal | 32GB 3GB RAM, 64GB 3GB RAM | |
| eMMC 5.1 |
| Main Camera | Single | 16 MP, f/1.9, 27mm (wide), AF |
|---|---|---|
| Features | LED flash, panorama, HDR | |
| Video | 1080p@30fps |
| Selfie camera | Single | 16 MP, f/1.9, 26mm (wide), 1/3.06", 1.0µm |
|---|---|---|
| Video | 1080p@30fps |
| Sound | Loudspeaker | Yes |
|---|---|---|
| 3.5mm jack | Yes |
| Comms | WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
|---|---|---|
| Bluetooth | 4.2, A2DP, EDR, LE | |
| Positioning | GPS, GLONASS, BDS | |
| NFC | Yes | |
| Radio | FM radio | |
| USB | USB Type-C 2.0 |
| Features | Sensors | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer |
|---|---|---|
| ANT+ Samsung Pay |
| Battery | Type | Li-Ion 3000 mAh, non-removable |
|---|---|---|
| Charging | 18W wired | |
| Talk time | Up to 16 h (3G) | |
| Music play | Up to 53 h |
| Misc | Colors | Black Sky, Gold Sand, Blue Mist, Peach Cloud |
|---|---|---|
| Models | SM-A520F, SM-A520F, SM-A520K, SM-A520L, SM-A520S, SM-A520W, SM-A520FD | |
| SAR | 0.88 W/kg (head) 0.55 W/kg (body) | |
| SAR EU | 0.52 W/kg (head) 1.39 W/kg (body) | |
| Price | About 190 EUR |
| Our Tests | Performance | GFXBench: 5.2fps (ES 3.1 onscreen) |
|---|---|---|
| Display | Contrast ratio: Infinite (nominal), 3.804 (sunlight) | |
| Camera | Photo / Video | |
| Loudspeaker | Voice 66dB / Noise 66dB / Ring 78dB | |
| Audio quality | Noise -93.1dB / Crosstalk -90.2dB | |
| Battery (old) | Endurance rating 95h | |
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 A5 2017 (China (SK)) 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.
