Samsung Galaxy J8 (SM-J810M) is a samsung device (codename: sm-j810m). FirmwareMirror hosts 20 verified firmware builds, covering: CTI, CDR, ALE, ARO, CHE. Available as official firmware. Last updated: August 2022. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy J8 (SM-J810M) (sm-j810m). 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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| J810MUBU3CUL4/J810MOWA3CUL4/J810MUBU3CUL4 | Odin | 178.98 MB | 2021-12-01 |
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| J810MUBS3CUE2/J810MOWA3CUC2/J810MUBU3CUC1 | Odin | 212.73 MB | 2021-05-01 |
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| J810MUBU3CUC2/J810MOWA3CUC2/J810MUBU3CUC1 | Odin | 215.65 MB | 2021-03-01 |
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| J810MUBU3CUF1/J810MOWO3CUF2/J810MUBU3CUG1 | Odin | 160.66 MB | 2021-06-01 |
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| J810MUBU3CVH1/J810MOWO3CVH1/J810MUBU3CVH1 | Odin | 124.69 MB | 2022-08-01 |
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| J810MUBU3CVH1/J810MOWE3CVH1/J810MUBU3CVH1 | Odin | 124.69 MB | 2022-08-01 |
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| J810MUBU3CUK1/J810MOWO3CUK1/J810MUBU3CUL1 | Odin | 208.49 MB | 2021-11-01 |
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| J810MUBU3CUK1/J810MOWE3CUK1/J810MUBU3CUL1 | Odin | 204.72 MB | 2021-11-01 |
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| J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1 | Odin | 160.66 MB | 2021-08-01 |
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| J810MUBU3CUH1/J810MOWE3CUH1/J810MUBU3CUH1 | Odin | 1.23 GB | 2021-08-01 |
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| J810MUBS3CUE1/J810MOWE3CUC1/J810MUBU3CUC1 | Odin | 197.19 MB | 2021-05-01 |
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| J810MUBS3CUE1/J810MOWO3CUC1/J810MUBU3CUC1 | Odin | 185.07 MB | 2021-05-01 |
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| J810MUBU3CUC1/J810MOWO3CUC1/J810MUBU3CUC1 | Odin | 189.87 MB | 2021-03-01 |
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| J810MUBU3CUC1/J810MOWE3CUC1/J810MUBU3CUC1 | Odin | 95.61 MB | 2021-03-01 |
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| J810MUBU2CTG3/J810MOWE2CTG3/J810MUBU2CTG1 | Odin | 321.88 MB | N/A |
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| J810MUBU2CTG3/J810MOWA2CTG3/J810MUBU2CTG1 | Odin | 262.36 MB | N/A |
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| J810MUBU2CTJ3/J810MOWO2CTJ1/J810MUBU2CTJ1 | Odin | 243.17 MB | N/A |
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| J810MUBS2CTI2/J810MOWA2CTG4/J810MUBU2CTG1 | Odin | 260.24 MB | N/A |
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| J810MUBS2CTI2/J810MOWA2CTG3/J810MUBU2CTG1 | Odin | 304.33 MB | N/A |
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| J810MUBU2CTG2/J810MOWO2CTG2/J810MUBU2CTG1 | Odin | 319.57 MB | N/A |
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Versions: J810F/DS (Global DS); J810G/DS (India); J810Y/DS (Asia)
Also known as Samsung Galaxy On8 in India
| Network | Technology | GSM / HSPA / LTE |
|---|---|---|
| 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, 28, 38, 40, 41, 66 - J810Y/DS | |
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps |
| Launch | Announced | 2018, May. Released 2018, July |
|---|---|---|
| Status | Discontinued |
| Body | Dimensions | 159.2 x 75.7 x 8.2 mm (6.27 x 2.98 x 0.32 in) |
|---|---|---|
| Weight | 177 g (6.24 oz) | |
| Build | Glass front, plastic back, plastic frame | |
| SIM | Nano-SIM + Nano-SIM |
| Display | Type | Super AMOLED |
|---|---|---|
| Size | 6.0 inches, 91.4 cm2 (~75.8% screen-to-body ratio) | |
| Resolution | 720 x 1480 pixels, 18.5:9 ratio (~274 ppi density) |
| Platform | OS | Android 8.0 (Oreo), upgradable to Android 9.0 (Pie) |
|---|---|---|
| Chipset | Qualcomm SDM450 Snapdragon 450 (14 nm) | |
| CPU | Octa-core 1.8 GHz Cortex-A53 | |
| GPU | Adreno 506 |
| Memory | Card slot | microSDXC (dedicated slot) |
|---|---|---|
| Internal | 32GB 3GB RAM, 64GB 4GB RAM | |
| eMMC 5.1 |
| Main Camera | Dual | 16 MP, f/1.7, AF Auxiliary lens |
|---|---|---|
| Features | LED flash, panorama, HDR | |
| Video | 1080p@30fps |
| Selfie camera | Single | 16 MP, f/1.9, 26mm (wide), 1/3.06", 1.0µm |
|---|---|---|
| Features | LED flash | |
| Video | 1080p@30fps |
| 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 | No | |
| Radio | FM radio, recording | |
| USB | microUSB 2.0, OTG |
| Features | Sensors | Fingerprint (rear-mounted), accelerometer, proximity |
|---|
| Battery | Type | Li-Ion 3500 mAh, non-removable |
|---|---|---|
| Talk time | Up to 23 h (3G) | |
| Music play | Up to 112 h |
| Misc | Colors | Black, Gold, Blue, Purple |
|---|---|---|
| Models | SM-J810G, SM-J810F, J810Y, SM-J810Y, SM-J810GF, SM-J810M | |
| SAR EU | 0.57 W/kg (head) 1.18 W/kg (body) | |
| Price | About 310 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 J8 (SM-J810M) 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.
