Samsung Galaxy Note20 (USA) is a samsung device (codename: sm-n981u). FirmwareMirror hosts 72 verified firmware builds, covering: SPR, CCT, USC. Available as official firmware. Last updated: August 2025. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy Note20 (USA) (sm-n981u). 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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| N981USQS9HXH1/N981UOYN9HXH1/N981USQS9HXH1 | Odin | 307.03 MB | 2024-08-01 |
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| N981USQS8HXFC/N981UOYN8HXFC/N981USQS8HXFC | Odin | 291.18 MB | 2024-06-01 |
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| N981USQS7HXE3/N981UOYN7HXE3/N981USQS7HXE3 | Odin | 295.08 MB | 2024-05-01 |
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| N981USQS7HXF1/N981UOYN7HXF1/N981USQS7HXF1 | Odin | 302.53 MB | 2024-06-01 |
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| N981USQS6HWL5/N981UOYN6HWL5/N981USQS6HWL5 | Odin | 297.05 MB | 2023-12-01 |
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| N981USQS6HXD1/N981UOYN6HXD1/N981USQS6HXD1 | Odin | 299.59 MB | 2024-04-01 |
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| N981USQS6HXC1/N981UOYN6HXC1/N981USQS6HXC1 | Odin | 288.9 MB | 2024-03-01 |
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| N981USQS6HXA1/N981UOYN6HXA1/N981USQS6HXA1 | Odin | 298.32 MB | 2024-01-01 |
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| N981USQS6HWK1/N981UOYN6HWK1/N981USQS6HWK1 | Odin | 288.15 MB | 2023-11-01 |
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| N981USQSDHYG5/N981UOYNDHYG5/N981USQSDHYG5 | Odin | 298.93 MB | 2025-07-01 |
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| N981USQU5HWH9/N981UOYN5HWH9/N981USQU5HWH9 | Odin | 289.62 MB | 2023-08-01 |
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| N981USQS5HWG8/N981UOYN5HWG8/N981USQS5HWG8 | Odin | 1.24 GB | 2023-07-01 |
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| N981USQS5HWJ4/N981UOYN5HWJ4/N981USQS5HWJ4 | Odin | 299.44 MB | 2023-10-01 |
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| N981USQS5HWI1/N981UOYN5HWI1/N981USQS5HWI1 | Odin | 293.99 MB | 2023-09-01 |
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| N981USQS5HWHC/N981UOYN5HWHC/N981USQS5HWHC | Odin | 287.76 MB | 2023-08-01 |
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| N981USQS4HWF5/N981UOYN4HWF5/N981USQS4HWF5 | Odin | 1.24 GB | 2023-06-01 |
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| N981USQS4HWE4/N981UOYN4HWE4/N981USQS4HWE4 | Odin | 342.89 MB | 2023-05-01 |
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| N981USQS4HWE3/N981UOYN4HWE3/N981USQS4HWE3 | Odin | 339.28 MB | 2023-05-01 |
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| N981USQU4HWD3/N981UOYN4HWD3/N981USQU4HWD3 | Odin | 348.05 MB | 2023-04-01 |
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| N981USQU4HWF1/N981UOYN4HWF1/N981USQU4HWF1 | Odin | 1.25 GB | 2023-06-01 |
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| N981USQU4HWD1/N981UOYN4HWD1/N981USQU4HWD1 | Odin | 351.98 MB | 2023-04-01 |
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| N981USQS3HWB7/N981UOYN3HWB7/N981USQS3HWB7 | Odin | 1.04 GB | 2023-02-01 |
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| N981USQS3FVI7/N981UOYN3FVI7/N981USQS3FVI7 | Odin | 2.26 GB | 2022-09-01 |
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| N981USQU3GVK5/N981UOYN3GVK5/N981USQU3GVK5 | Odin | 1.36 GB | 2022-11-01 |
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| N981USQU3FVI5/N981UOYN3FVI5/N981USQU3FVI5 | Odin | 277.19 MB | 2022-09-01 |
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| N981USQU3HWB3/N981UOYN3HWB3/N981USQU3HWB3 | Odin | 1.04 GB | 2023-02-01 |
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| N981USQS3GWA2/N981UOYN3GWA2/N981USQS3GWA2 | Odin | 1.41 GB | 2023-01-01 |
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| N981USQS3GWA1/N981UOYN3GWA1/N981USQS3GWA1 | Odin | 1.64 GB | 2023-01-01 |
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| N981USQU3GVK1/N981UOYN3GVK1/N981USQU3GVK1 | Odin | 1.69 GB | 2022-11-01 |
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| N981USQS3GVKA/N981UOYN3GVKA/N981USQS3GVKA | Odin | 1.69 GB | 2022-11-01 |
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| N981USQS3GVKB/N981UOYN3GVKB/N981USQS3GVKB | Odin | 1.41 GB | 2022-11-01 |
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| N981USQS2FVC9/N981UOYN2FVC9/N981USQS2FVC9 | Odin | 1.04 GB | 2022-03-01 |
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| N981USQU2EVA9/N981UOYN2EVA9/N981USQU2EVA9 | Odin | 1.73 GB | 2022-01-01 |
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| N981USQS2FVC8/N981UOYN2FVC8/N981USQS2FVC8 | Odin | 1.31 GB | 2022-03-01 |
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| N981USQU2DUC8/N981UOYN2DUC8/N981USQU2DUC8 | Odin | 1.69 GB | 2021-03-01 |
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| N981USQS2FVE7/N981UOYN2FVE7/N981USQS2FVE7 | Odin | 1.04 GB | 2022-05-01 |
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| N981USQU2FVC7/N981UOYN2FVC7/N981USQU2FVC7 | Odin | 1.04 GB | 2022-03-01 |
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| N981USQS2FVG6/N981UOYN2FVG6/N981USQS2FVG6 | Odin | 987.96 MB | 2022-07-01 |
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| N981USQS2FVE6/N981UOYN2FVE6/N981USQS2FVE6 | Odin | 1.31 GB | 2022-05-01 |
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| N981USQU2DUJ6/N981UOYN2DUJ6/N981USQU2DUJ6 | Odin | 256.98 MB | 2021-10-01 |
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| N981USQU2FVG5/N981UOYN2FVG5/N981USQU2FVG5 | Odin | 994.94 MB | 2022-07-01 |
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| N981USQU2FVC5/N981UOYN2FVC5/N981USQU2FVC5 | Odin | 1.31 GB | 2022-03-01 |
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| N981USQS2DUH4/N981UOYN2DUH4/N981USQS2DUH4 | Odin | 669.4 MB | 2021-08-01 |
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| N981USQS2DUE4/N981UOYN2DUE4/N981USQS2DUE4 | Odin | 1.59 GB | 2021-05-01 |
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| N981USQS2DUH3/N981UOYN2DUH3/N981USQS2DUH3 | Odin | 673.27 MB | 2021-08-01 |
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| N981USQU2DUH2/N981UOYN2DUH2/N981USQU2DUH2 | Odin | 670.23 MB | 2021-08-01 |
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| N981USQU2DUF2/N981UOYN2DUF2/N981USQU2DUF2 | Odin | 1.65 GB | 2021-06-01 |
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| N981USQS2DUE2/N981UOYN2DUE2/N981USQS2DUE2 | Odin | 1.65 GB | 2021-05-01 |
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| N981USQU2DUH1/N981UOYN2DUH1/N981USQU2DUH1 | Odin | 674.26 MB | 2021-08-01 |
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| N981USQU2DUE1/N981UOYN2DUE1/N981USQU2DUE1 | Odin | 1.59 GB | 2021-05-01 |
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| N981USQS2DUC1/N981UOYN2DUC1/N981USQS2DUC1 | Odin | 1.71 GB | 2021-03-01 |
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| N981USQU2FVEB/N981UOYN2FVEB/N981USQU2FVEB | Odin | 1022.04 MB | 2022-05-01 |
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| N981USQS2EULE/N981UOYN2EULE/N981USQS2EULE | Odin | 900.98 MB | 2021-12-01 |
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| N981USQS2EULF/N981UOYN2EULF/N981USQS2EULF | Odin | 1.81 GB | 2021-12-01 |
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| N981USQS2EULH/N981UOYN2EULH/N981USQS2EULH | Odin | 900.43 MB | 2021-12-01 |
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| N981USQS2EULI/N981UOYN2EULI/N981USQS2EULI | Odin | 1.8 GB | 2021-12-01 |
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| N981USQS2DUJA/N981UOYN2DUJA/N981USQS2DUJA | Odin | 2.49 GB | 2021-10-01 |
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| N981USQS2DUIC/N981UOYN2DUIC/N981USQS2DUIC | Odin | 667.23 MB | 2021-09-01 |
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| N981USQS2DUIB/N981UOYN2DUIB/N981USQS2DUIB | Odin | 671.1 MB | 2021-09-01 |
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| N981USQU2DUDC/N981UOYN2DUDC/N981USQU2DUDC | Odin | 1.65 GB | 2021-04-01 |
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| N981USQU2DUCA/N981UOYN2DUCA/N981USQU2DUCA | Odin | 1.6 GB | 2021-03-01 |
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| N981USQS2DUBB/N981UOYN2DUBB/N981USQS2DUBB | Odin | 1.71 GB | 2021-02-01 |
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| N981USQSEHYH1/N981UOYNEHYH1/N981USQSEHYH1 | Odin | 155.26 MB | 2025-08-01 |
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| N981USQSDHYG1/N981UOYNDHYG1/N981USQSDHYG1 | Odin | 281.42 MB | 2025-07-01 |
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| N981USQSCHYD1/N981UOYNCHYD1/N981USQSCHYD1 | Odin | 307.9 MB | 2025-04-01 |
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| N981USQSBHXL1/N981UOYNBHXL1/N981USQSBHXL1 | Odin | 318.04 MB | 2024-12-01 |
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| N981USQSAHXJ1/N981UOYNAHXJ1/N981USQSAHXJ1 | Odin | 310.95 MB | 2024-10-01 |
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| N981USQU1DUB5/N981UOYN1DUB5/N981USQU1DUB5 | Odin | 1.71 GB | 2021-02-01 |
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| N981USQU1CTL2/N981UOYN1CTL2/N981USQU1CTL2 | Odin | 2.52 GB | N/A |
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| N981USQU1CTLA/N981UOYN1CTLA/N981USQU1CTLA | Odin | 2.73 GB | N/A |
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| N981USQS1CTLC/N981UOYN1CTLC/N981USQS1CTLC | Odin | 2.73 GB | N/A |
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| N981USQS1CTLB/N981UOYN1CTLB/N981USQU1CTLD | Odin | 2.52 GB | N/A |
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Also available with 4G/LTE only
Versions: SM-N981B (International); SM-N981U (USA); SM-N981U1 (USA unlocked); SM-N981W (Canada)
| Network | Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | |
| CDMA 800 / 1900 | ||
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| CDMA2000 1xEV-DO | ||
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-N981U | |
| 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-N981B | ||
| 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 38, 39, 40, 41, 46, 66, 71 - SM-N981W | ||
| 5G bands | 2, 5, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-N981U | |
| 1, 3, 5, 7, 8, 28, 40, 77, 78 SA/NSA/Sub6 - SM-N981B | ||
| 41, 66, 71 Sub6 - SM-N981W | ||
| Speed | HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G |
| Launch | Announced | 2020, August 05 |
|---|---|---|
| Status | Available. Released 2020, August 21 |
| Body | Dimensions | 161.6 x 75.2 x 8.3 mm (6.36 x 2.96 x 0.33 in) |
|---|---|---|
| Weight | 192 g (Sub6 5G), 194 g (mmWave 5G) (6.77 oz) | |
| Build | Glass front (Gorilla Glass 5), plastic back | |
| SIM | · Nano-SIM + eSIM · Nano-SIM + Nano-SIM | |
| IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus, 26ms latency (Bluetooth integration, accelerometer, gyro) |
| Display | Type | Super AMOLED Plus, HDR10+ |
|---|---|---|
| Size | 6.7 inches, 108.4 cm2 (~89.2% screen-to-body ratio) | |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~393 ppi density) | |
| Protection | Corning Gorilla Glass 5 |
| Platform | OS | Android 10, upgradable to Android 13, One UI 5 |
|---|---|---|
| Chipset | Exynos 990 (7 nm+) - Global Qualcomm SM8250 Snapdragon 865 5G+ (7 nm+) - USA | |
| CPU | Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Global Octa-core (1x3.0 GHz Kryo 585 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) - USA | |
| GPU | Mali-G77 MP11 - Global Adreno 650 - USA |
| Memory | Card slot | No |
|---|---|---|
| Internal | 128GB 8GB RAM, 256GB 8GB RAM | |
| UFS 3.0 |
| Main Camera | Triple | 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 27mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 3x hybrid zoom 12 MP, f/2.2, 120˚, 13mm (ultrawide), 1/2.55", 1.4µm |
|---|---|---|
| Features | LED flash, auto-HDR, panorama | |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS |
| Selfie camera | Single | 10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22µm, dual pixel PDAF |
|---|---|---|
| Features | HDR | |
| Video | 4K@30/60fps, 1080p@30fps |
| Sound | Loudspeaker | Yes, with stereo speakers |
|---|---|---|
| 3.5mm jack | No | |
| High-bitrate audio support Tuned by AKG |
| Comms | WLAN | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
|---|---|---|
| Bluetooth | 5.0, A2DP, LE, aptX | |
| Positioning | GPS, GLONASS, BDS, GALILEO | |
| NFC | Yes | |
| Radio | FM radio (Snapdragon model only; market/operator dependent) | |
| USB | USB Type-C 3.2, OTG |
| Features | Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer |
|---|---|---|
| Samsung Wireless DeX (desktop experience support) ANT+ |
| Battery | Type | Li-Ion 4300 mAh |
|---|---|---|
| Charging | 25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless |
| Misc | Colors | Mystic Green, Mystic Bronze, Mystic Gray, Mystic Red, Mystic Blue |
|---|---|---|
| Models | SM-N981B, SM-N981B/DS, SM-N981U, SM-N981U1, SM-N981W, SM-N9810, SM-N981N | |
| SAR | 0.95 W/kg (head) 0.72 W/kg (body) | |
| SAR EU | 0.68 W/kg (head) 1.37 W/kg (body) | |
| Price | About 430 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 Note20 (USA) 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.
