Samsung Galaxy J3 2017 (SM-J330G) is a samsung device (codename: sm-j330g). FirmwareMirror hosts 8 verified firmware builds, covering: BRI, CAM, NZC, SIN. Available as official firmware. Last updated: March 2026. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy J3 2017 (SM-J330G) (sm-j330g). All firmware files include MD5 hash verification and are available for direct download.
| Version | Method | Size | Release Date | MD5 Hash | Download |
|---|---|---|---|---|---|
| J330GDXU3CSG7/J330GZZT3CSG7/J330GDXU3CSG7 | Odin | 187.41 MB | N/A |
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| J330GDXU3CSI4/J330GNZC3CSI4/J330GDXU3CSI4 | Odin | 141.87 MB | N/A |
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Download |
| J330GDXS3CTE3/J330GZZT3CSL1/J330GDXS3CTE1 | Odin | 112.56 MB | N/A |
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Download |
| J330GDXU3CZC1/J330GOLB3CZC1/J330GDXU3CTJ1 | Odin | 973.56 MB | 2026-03-01 |
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| J330GDXS3CUD1/J330GOLB3CUD1/J330GDXU3CTJ1 | Odin | 120.83 MB | 2021-04-01 |
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| J330GDXS3CUD1/J330GZZT3CUD1/J330GDXU3CTJ1 | Odin | 973.56 MB | 2021-04-01 |
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| J330GDXU3CSL1/J330GZZT3CSL1/J330GDXU3CSL1 | Odin | 120.83 MB | N/A |
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Download |
| J330GDXU3CTJ1/J330GZZT3CTJ1/J330GDXU3CTJ1 | Odin | 33.76 MB | N/A |
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Download |
Versions: J330F/DS (Global Dual-SIM); J330G/DS (Malaysia)
Also known as Samsung Galaxy J3 Pro (2017); Samsung Galaxy J3 (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, 38, 40 | |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Launch | Announced | 2017, June. Released 2017, July |
|---|---|---|
| Status | Discontinued |
| Body | Dimensions | 143.2 x 70.3 x 8.2 mm (5.64 x 2.77 x 0.32 in) |
|---|---|---|
| Weight | 142 g (5.01 oz) | |
| Build | Glass front, aluminum back, aluminum frame | |
| SIM | · Nano-SIM · Nano-SIM + Nano-SIM |
| Display | Type | PLS |
|---|---|---|
| Size | 5.0 inches, 68.9 cm2 (~68.5% screen-to-body ratio) | |
| Resolution | 720 x 1280 pixels, 16:9 ratio (~294 ppi density) |
| Platform | OS | Android 7.0 (Nougat), 8.0 (Oreo), upgradable to Android 9.0 (Pie) |
|---|---|---|
| Chipset | Exynos 7570 Quad (14 nm) | |
| CPU | Quad-core 1.4 GHz Cortex-A53 | |
| GPU | Mali-T720 MP2 |
| Memory | Card slot | microSDXC (dedicated slot) |
|---|---|---|
| Internal | 16GB 2GB RAM | |
| eMMC 5.0 |
| Main Camera | Single | 13 MP, f/1.9, AF |
|---|---|---|
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps |
| Selfie camera | Single | 5 MP, f/2.2 |
|---|---|---|
| Features | LED flash | |
| Video |
| Sound | Loudspeaker | Yes |
|---|---|---|
| 3.5mm jack | Yes |
| Comms | WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
|---|---|---|
| Bluetooth | 4.2, A2DP, LE | |
| Positioning | GPS, GLONASS, BDS | |
| NFC | Yes (optional) | |
| Radio | FM radio | |
| USB | microUSB 2.0, OTG |
| Features | Sensors | Accelerometer, proximity |
|---|
| Battery | Type | Li-Ion 2400 mAh, non-removable |
|---|---|---|
| Talk time | Up to 15 h (3G) | |
| Music play | Up to 61 h |
| Misc | Colors | White, Black, Gold, Blue |
|---|---|---|
| Models | SM-J330F, J330F, J330G, SM-J330G, SM-J330FN, SM-J3308, SM-J327F, SM-S337TL, SM-J3300, SM-J330L, SM-J327U, SM-J330N | |
| SAR EU | 0.66 W/kg (head) 1.32 W/kg (body) | |
| Price | About 110 EUR |
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 J3 2017 (SM-J330G) 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.
