Samsung Galaxy A42 is a samsung device (codename: sm-a426b). FirmwareMirror hosts 21 verified firmware builds, covering: DBT, BRI. Available as official firmware. Last updated: July 2024. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy A42 (sm-a426b). 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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| A426BXXU8DXG2/A426BOXM8DXG2/A426BXXU8DXG1 | Odin | 157.87 MB | 2024-07-01 |
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| A426BXXS7DXF1/A426BOXM7DXF1/A426BXXS7DXF1 | Odin | 1.26 GB | 2024-06-01 |
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| A426BXXS6DXA3/A426BOXM6DXA3/A426BXXS6DXA3 | Odin | 259.65 MB | 2024-01-01 |
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| A426BXXS6DXA1/A426BOXM6DXA1/A426BXXS6DXA1 | Odin | 235.87 MB | 2024-01-01 |
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| A426BXXS5DWE3/A426BOXM5DWE3/A426BXXS5DWE3 | Odin | 343.09 MB | 2023-05-01 |
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| A426BXXU5DWE1/A426BOXM5DWE1/A426BXXU5DWE1 | Odin | 337.43 MB | 2023-05-01 |
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| A426BXXS4DVK5/A426BOXM4DVK5/A426BXXS4DVK5 | Odin | 998.33 MB | 2022-11-01 |
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| A426BXXU4DVL3/A426BOXM4DVL3/A426BXXU4DVL2 | Odin | 523.72 MB | 2022-12-01 |
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| A426BXXU3CVA9/A426BOXM3CVA9/A426BXXU3CVA9 | Odin | 1.65 GB | 2022-01-01 |
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| A426BXXU3CUL9/A426BOXM3CUL9/A426BXXU3CUL7 | Odin | 1.65 GB | 2021-12-01 |
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| A426BXXU3BUI5/A426BOXM3BUJ1/A426BXXU3BUI1 | Odin | 157.87 MB | 2021-09-01 |
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| A426BXXU3DVG3/A426BOXM3DVG3/A426BXXU3DVG3 | Odin | 994.04 MB | 2022-07-01 |
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| A426BXXS3DVF3/A426BOXM3DVE2/A426BXXU3DVE2 | Odin | 1.33 GB | 2022-06-01 |
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| A426BXXU3DVE2/A426BOXM3DVE2/A426BXXU3DVE2 | Odin | 1.33 GB | 2022-05-01 |
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| A426BXXU3DVC2/A426BOXM3DVC2/A426BXXU3DVC2 | Odin | 1.38 GB | 2022-03-01 |
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| A426BXXU3BUH2/A426BOXM3BUH2/A426BXXU3BUH1 | Odin | 478.4 MB | 2021-08-01 |
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| A426BXXS3BUKF/A426BOXM3BUJ1/A426BXXU3BUI1 | Odin | 2.07 GB | 2021-11-01 |
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| A426BXXU2BUF2/A426BOXM2BUF2/A426BXXU2BUF2 | Odin | 1.1 GB | 2021-06-01 |
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| A426BXXU2BUE1/A426BOXM2BUE1/A426BXXU2BUE1 | Odin | 1.24 GB | 2021-05-01 |
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| A426BXXU1BUB7/A426BOXM1BUB7/A426BXXU1BUB7 | Odin | 1.29 GB | 2021-02-01 |
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| A426BXXS1BUD3/A426BOXM1BUB7/A426BXXS1BUD3 | Odin | 1.29 GB | 2021-04-01 |
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| Network | Technology | GSM / HSPA / LTE / 5G |
|---|---|---|
| 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 - Europe | |
| 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 34, 38, 39, 40, 41 | ||
| 2, 3, 4, 5, 7, 12, 13, 20, 38, 39, 40, 41, 46, 48, 66 - SM-A426U | ||
| 5G bands | 1, 3, 5, 7, 8, 28, 40, 41, 78 SA/NSA/Sub6 - Europe | |
| 1, 3, 5, 7, 8, 28, 40, 41, 78, 79 SA/NSA/Sub6 | ||
| 2, 25, 41, 66, 71, 77, 78, 260, 261 SA/NSA/Sub6/mmWave - SM-A426U | ||
| Speed | HSPA, LTE, 5G |
| Launch | Announced | 2020, September 02 |
|---|---|---|
| Status | Available. Released 2020, November 11 |
| Body | Dimensions | 164.4 x 75.9 x 8.6 mm (6.47 x 2.99 x 0.34 in) |
|---|---|---|
| Weight | 193 g (6.81 oz) | |
| SIM | · Nano-SIM · Nano-SIM + Nano-SIM |
| Display | Type | Super AMOLED |
|---|---|---|
| Size | 6.6 inches, 105.2 cm2 (~84.3% screen-to-body ratio) | |
| Resolution | 720 x 1600 pixels, 20:9 ratio (~266 ppi density) |
| Platform | OS | Android 10, upgradable to Android 13, One UI 5 |
|---|---|---|
| Chipset | Qualcomm SM7225 Snapdragon 750 5G (8 nm) | |
| CPU | Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570) | |
| GPU | Adreno 619 |
| Memory | Card slot | microSDXC (uses shared SIM slot) |
|---|---|---|
| Internal | 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | |
| UFS 2.1 |
| Main Camera | Quad | 48 MP, f/1.8, 24mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.94", 0.8µm 5 MP (macro) Auxiliary lens |
|---|---|---|
| Features | LED flash, panorama, HDR | |
| Video | 4K@30fps, 1080p@30fps, 720p@480fps |
| Selfie camera | Single | 20 MP, f/2.2, 25mm (wide), 1/2.78", 1.0µm |
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| Features | HDR | |
| 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, GALILEO, BDS | |
| NFC | Yes | |
| Radio | FM radio | |
| USB | USB Type-C 2.0 |
| Features | Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
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| Battery | Type | Li-Po 5000 mAh |
|---|---|---|
| Charging | 15W wired |
| Misc | Colors | Prism Dot Black, Prism Dot White, Prism Dot Gray |
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| Models | SM-A426B, SM-A426B/DS, SM-A4260, SM-A426U, SM-A426U1, SM-A426N | |
| SAR EU | 1.15 W/kg (head) 1.33 W/kg (body) | |
| Price | € 239.99 / £ 137.99 |
| Our Tests | Performance | AnTuTu: 324686 (v8) GeekBench: 1910 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) |
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| Display | 570 nits max brightness (measured) | |
| Camera | Photo / Video | |
| Loudspeaker | -30.1 LUFS (Below average) | |
| Battery (old) | Endurance rating 144h | |
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 A42 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.
