Samsung Galaxy A03s (USA carrier) is a samsung device (codename: sm-a037u). FirmwareMirror hosts 32 verified firmware builds, covering: CCT, USC, DSA, TMB. Available as official firmware. Last updated: September 2025. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy A03s (USA carrier) (sm-a037u). 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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| A037USQS9DXJ2/A037UOYN9DXJ2/A037USQS9DXJ2 | Odin | 227.67 MB | 2024-10-01 |
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| A037USQS8DXF3/A037UOYN8DXF3/A037USQS8DXF3 | Odin | 206.16 MB | 2024-06-01 |
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| A037USQS7DXE1/A037UOYN7DXE1/A037USQS7DXE1 | Odin | 214.55 MB | 2024-05-01 |
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| A037USQS7DWK1/A037UOYN7DWK1/A037USQS7DWK1 | Odin | 181.51 MB | 2023-11-01 |
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| A037USQU6DWJ3/A037UOYN6DWJ3/A037USQU6DWJ3 | Odin | 171.24 MB | 2023-10-01 |
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| A037USQS5DWI2/A037UOYN5DWI2/A037USQS5DWI2 | Odin | 704.56 MB | 2023-09-01 |
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| A037USQS4DWE5/A037UOYN4DWE5/A037USQS4DWE5 | Odin | 249.26 MB | 2023-05-01 |
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| A037USQS4DWF2/A037UOYN4DWF2/A037USQS4DWF2 | Odin | 250.4 MB | 2023-06-01 |
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| A037USQU4DWG1/A037UOYN4DWG1/A037USQU4DWG1 | Odin | 707.74 MB | 2023-07-01 |
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| A037USQS3BWB8/A037UOYN3BWB8/A037USQS3BWB8 | Odin | 1.73 GB | 2023-02-01 |
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| A037USQU3CWB6/A037UOYN3CWB6/A037USQU3CWB6 | Odin | 990.82 MB | 2023-02-01 |
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| A037USQS3BWA3/A037UOYN3BWA3/A037USQS3BWA3 | Odin | 1.73 GB | 2023-01-01 |
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| A037USQS3BWA2/A037UOYN3BWA2/A037USQS3BWA2 | Odin | 1.73 GB | 2023-01-01 |
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| A037USQS3BVI2/A037UOYN3BVI2/A037USQS3BVI2 | Odin | 174.48 MB | 2022-09-01 |
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| A037USQU3DWD1/A037UOYN3DWD1/A037USQU3DWD1 | Odin | 250.53 MB | 2023-04-01 |
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| A037USQS3CWC1/A037UOYN3CWC1/A037USQS3CWC1 | Odin | 990.79 MB | 2023-03-01 |
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| A037USQS3BWA1/A037UOYN3BWA1/A037USQS3BWA1 | Odin | 1.73 GB | 2023-01-01 |
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| A037USQU3BVK1/A037UOYN3BVK1/A037USQU3BVK1 | Odin | 176.22 MB | 2022-11-01 |
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| A037USQS3BVI1/A037UOYN3BVI1/A037USQS3BVI1 | Odin | 158.81 MB | 2022-09-01 |
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| A037USQU2AVC4/A037UOYN2AVC4/A037USQU2AVC4 | Odin | 168.84 MB | 2022-03-01 |
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| A037USQS2AVD3/A037UOYN2AVD3/A037USQS2AVD3 | Odin | 1.85 GB | 2022-04-01 |
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| A037USQU2AVC3/A037UOYN2AVC3/A037USQU2AVC3 | Odin | 157.06 MB | 2022-03-01 |
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| A037USQS2AVB3/A037UOYN2AVB3/A037USQS2AVB3 | Odin | 503.31 MB | 2022-02-01 |
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| A037USQU2BVH2/A037UOYN2BVH2/A037USQU2BVH2 | Odin | 193.76 MB | 2022-08-01 |
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| A037USQU2BVH1/A037UOYN2BVH1/A037USQU2BVH1 | Odin | 190.53 MB | 2022-08-01 |
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| A037USQS2AVE1/A037UOYN2AVE1/A037USQS2AVE1 | Odin | 1.85 GB | 2022-05-01 |
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| A037USQSBDYI1/A037UOYNBDYI1/A037USQSBDYI1 | Odin | 79.86 MB | 2025-09-01 |
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| A037USQSADYD1/A037UOYNADYD1/A037USQSADYD1 | Odin | 199.05 MB | 2025-04-01 |
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| A037USQU1AUL5/A037UOYN1AUL5/A037USQU1AUL5 | Odin | 173.01 MB | 2021-12-01 |
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| A037USQU1AUL2/A037UOYN1AUL2/A037USQU1AUL2 | Odin | 148.42 MB | 2021-12-01 |
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| A037USQU1AUL1/A037UOYN1AUL1/A037USQU1AUL1 | Odin | 515.29 MB | 2021-12-01 |
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| A037USQU1AUKE/A037UOYN1AUKE/A037USQU1AUKE | Odin | 149.42 MB | 2021-11-01 |
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| Network | Technology | GSM / HSPA / LTE |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | |
| 3G bands | HSDPA 850 / 900 / 2100 | |
| HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - SM-A037U | ||
| 4G bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 | |
| 2, 4, 5, 7, 12, 13, 14, 25, 26, 41, 66, 71 - SM-A037U | ||
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Launch | Announced | 2021, August 18 |
|---|---|---|
| Status | Available. Released 2021, August 18 |
| Body | Dimensions | 164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in) |
|---|---|---|
| Weight | 196 g (6.91 oz) | |
| Build | Glass front, plastic frame, plastic back | |
| SIM | Nano-SIM + Nano-SIM |
| Display | Type | PLS LCD |
|---|---|---|
| Size | 6.5 inches, 102.0 cm2 (~81.8% screen-to-body ratio) | |
| Resolution | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) |
| Platform | OS | Android 11, upgradable to Android 13, One UI 5.1 Core |
|---|---|---|
| Chipset | Mediatek MT6765 Helio P35 (12 nm) | |
| CPU | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | |
| GPU | PowerVR GE8320 |
| Memory | Card slot | microSDXC (dedicated slot) |
|---|---|---|
| Internal | 32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM, 64GB 4GB RAM | |
| eMMC 5.1 |
| Main Camera | Triple | 13 MP, f/2.2, (wide), AF 2 MP (macro) Auxiliary lens |
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| Features | LED flash | |
| Video | 1080p@30fps |
| Selfie camera | Single | 5 MP, f/2.2 |
|---|---|---|
| Video | 1080p@30fps |
| Sound | Loudspeaker | Yes |
|---|---|---|
| 3.5mm jack | Yes |
| Comms | WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
|---|---|---|
| Bluetooth | 5.0, A2DP | |
| Positioning | GPS, GLONASS, GALILEO, BDS | |
| NFC | Yes (market/region dependent) | |
| Radio | No | |
| USB | USB Type-C 2.0 |
| Features | Sensors | Fingerprint (side-mounted), accelerometer, proximity |
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| Battery | Type | Li-Po 5000 mAh |
|---|---|---|
| Charging | 15W wired |
| Misc | Colors | Black, Blue, White |
|---|---|---|
| Models | SM-A037F, SM-A037F/DS, SM-A037M, SM-A037G, SM-A037U, SM-S134DL, SM-A037W, SM-A037U1, SM-S135DL | |
| SAR EU | 0.36 W/kg (head) 1.09 W/kg (body) | |
| Price | $ 65.32 / £ 64.99 / ₹ 10,900 |
| Our Tests | Performance | AnTuTu: 103465 (v8), 101299 (v9) GeekBench: 889 (v5.1) GFXBench: 5.5fps (ES 3.1 onscreen) |
|---|---|---|
| Display | 1718:1 contrast ratio, 488 nits max brightness (measured) | |
| Camera | Photo / Video | |
| Loudspeaker | -27.4 LUFS (Good) | |
| Battery (old) | Endurance rating 122h | |
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 A03s (USA carrier) 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.
