Samsung Galaxy A9 Star (SM-G8850) is a samsung device (codename: sm-g8850). FirmwareMirror hosts 16 verified firmware builds, covering: CHC, TGY. Available as official firmware. Last updated: August 2022. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy A9 Star (SM-G8850) (sm-g8850). All firmware files include MD5 hash verification and are available for direct download.
| Version | Method | Size | Release Date | MD5 Hash | Download |
|---|---|---|---|---|---|
| G8850ZCU7CVC2/G8850CHC7CVC2/G8850ZCU7CVC2 | Odin | 252.35 MB | 2022-03-01 |
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| G8850ZHU7CVH2/G8850TGY7CVH2/G8850ZHU7CVG1 | Odin | 243.33 MB | 2022-08-01 |
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| G8850ZHU7CVC1/G8850TGY7CVC1/G8850ZHU7CVC1 | Odin | 199.43 MB | 2022-03-01 |
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| G8850ZHS6CUD2/G8850TGY6CUD2/G8850ZHS6CUD2 | Odin | 485.17 MB | 2021-04-01 |
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| G8850ZCS6CUI1/G8850CHC6CUI1/G8850ZCS6CUI1 | Odin | 354.8 MB | 2021-09-01 |
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| G8850ZHS6CUI1/G8850TGY6CUI1/G8850ZHS6CUI1 | Odin | 470.13 MB | 2021-09-01 |
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| G8850ZCS6CUD1/G8850CHC6CUD1/G8850ZCS6CUD1 | Odin | 371.97 MB | 2021-04-01 |
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| G8850ZCU6CUC1/G8850CHC6CUC1/G8850ZCU6CUC1 | Odin | 372.33 MB | 2021-03-01 |
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| G8850ZHU6CUC1/G8850TGY6CUC1/G8850ZHU6CUC1 | Odin | 486.11 MB | 2021-03-01 |
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| G8850ZHU5CTJ2/G8850TGY5CTJ2/G8850ZHU5CTJ2 | Odin | 530.95 MB | N/A |
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| G8850ZCU5CTL1/G8850CHC5CTL1/G8850ZCU5CTL1 | Odin | 385.89 MB | N/A |
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| G8850ZHU5CTL1/G8850TGY5CTL1/G8850ZHU5CTL1 | Odin | 493.73 MB | N/A |
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| G8850ZCU4CTD8/G8850CHC4CTD8/G8850ZCU4CTD8 | Odin | 514.19 MB | N/A |
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| G8850ZHU4CTD8/G8850TGY4CTD8/G8850ZHU4CTD8 | Odin | 590.42 MB | N/A |
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| G8850ZCU4CTF1/G8850CHC4CTF1/G8850ZCU4CTF1 | Odin | 453.06 MB | N/A |
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| G8850ZHU4CTF1/G8850TGY4CTF1/G8850ZHU4CTF1 | Odin | 533.98 MB | N/A |
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Versions: A8 Star (Global, SEA, South Korea); A9 Star (China)
| Network | Technology | GSM / CDMA / HSPA / LTE |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | |
| CDMA 800 & TD-SCDMA - China | ||
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G bands | 1, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41 - Global | |
| 1, 3, 8, 34, 38, 39, 40, 41 - China | ||
| Speed | HSPA 42.2/5.76 Mbps, LTE (3CA) Cat9 450/50 Mbps |
| Launch | Announced | 2018, June. Released 2018, June |
|---|---|---|
| Status | Discontinued |
| Body | Dimensions | 162.4 x 77 x 7.6 mm (6.39 x 3.03 x 0.30 in) |
|---|---|---|
| Weight | 191 g (6.74 oz) | |
| Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame | |
| SIM | Nano-SIM + Nano-SIM |
| Display | Type | Super AMOLED |
|---|---|---|
| Size | 6.3 inches, 100.7 cm2 (~80.6% screen-to-body ratio) | |
| Resolution | 1080 x 2220 pixels, 18.5:9 ratio (~392 ppi density) | |
| Protection | Corning Gorilla Glass 5 | |
| Samsung Experience 9 UX |
| Platform | OS | Android 8.0 (Oreo), upgradable to Android 9.0 (Pie), One UI |
|---|---|---|
| Chipset | Qualcomm SDM660 Snapdragon 660 (14 nm) | |
| CPU | Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) | |
| GPU | Adreno 512 |
| Memory | Card slot | microSDXC (uses shared SIM slot) |
|---|---|---|
| Internal | 64GB 4GB RAM, 64GB 6GB RAM | |
| eMMC 5.1 |
| Main Camera | Dual | 24 MP, f/1.7, 27mm (wide), 1/2.8", 0.9µm, PDAF 16 MP, f/1.7, PDAF |
|---|---|---|
| Features | LED flash, panorama, HDR | |
| Video | 4K@30fps, 1080p@30fps |
| Selfie camera | Single | 24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm |
|---|---|---|
| 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 | 5.0, A2DP, LE | |
| Positioning | GPS, GLONASS, BDS, GALILEO | |
| NFC | Yes | |
| Radio | FM radio | |
| USB | USB Type-C 2.0 |
| Features | Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
|---|---|---|
| ANT+ Samsung Pay |
| Battery | Type | Li-Ion 3700 mAh, non-removable |
|---|---|---|
| Charging | 15W wired |
| Misc | Colors | Black, White |
|---|---|---|
| Models | SM-G885F, SM-G8850, SM-G885Y, SM-G885S, SM-G8858 | |
| SAR EU | 0.43 W/kg (head) 1.79 W/kg (body) | |
| Price | About 350 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 A9 Star (SM-G8850) 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.
