Samsung Galaxy Quantum 2 is a samsung device (codename: sm-a826s). FirmwareMirror hosts 17 verified firmware builds, covering: SKC. Available as official firmware. Last updated: October 2024. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy Quantum 2 (sm-a826s). All firmware files include MD5 hash verification and are available for direct download.
| Version | Method | Size | Release Date | MD5 Hash | Download |
|---|---|---|---|---|---|
| A826SKSS6GXJ2/A826SSKC6GXJ2/A826SKSS6GXJ1 | Odin | 311.42 MB | 2024-10-01 |
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| A826SKSU5GXE1/A826SSKC5GXE1/A826SKSU5GXD2 | Odin | 315.82 MB | 2024-05-01 |
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| A826SKSU4EWE3/A826SSKC4EWE3/A826SKSU4EWE2 | Odin | 2.56 GB | 2023-05-01 |
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| A826SKSU4FWL2/A826SSKC4FWL2/A826SKSU4FWK2 | Odin | 1.97 GB | 2023-12-01 |
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| A826SKSU3EWB4/A826SSKC3EWB4/A826SKSU3EWB1 | Odin | 423.83 MB | 2023-02-01 |
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| A826SKSS3DWA1/A826SSKC3DWA1/A826SKSU3DVL2 | Odin | 1.25 GB | 2023-01-01 |
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| A826SKSS2BUL5/A826SSKC2BVA1/A826SKSU2BUL3 | Odin | 1.37 GB | 2021-12-01 |
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| A826SKSU2CVG4/A826SSKC2CVG4/A826SKSU2CVG2 | Odin | 2.11 GB | 2022-07-01 |
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| A826SKSU2CVE3/A826SSKC2CVE3/A826SKSU2CVE2 | Odin | 817.41 MB | 2022-05-01 |
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| A826SKSU2CVD3/A826SSKC2CVD3/A826SKSU2CVD1 | Odin | 1.04 GB | 2022-04-01 |
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| A826SKSU2DVK2/A826SSKC2DVK2/A826SKSU2DVJ5 | Odin | 1.33 GB | 2022-11-01 |
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| A826SKSU2CVC1/A826SSKC2CVC1/A826SKSU2CVB2 | Odin | 1.06 GB | 2022-03-01 |
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| A826SKSU2AUI1/A826SSKC2AUI1/A826SKSU2AUI2 | Odin | 2.21 GB | 2021-09-01 |
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| A826SKSU1AUC5/A826SSKC1AUC5/A826SKSU1AUC3 | Odin | 1.23 GB | 2021-03-01 |
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| A826SKSU1AUD3/A826SSKC1AUD3/A826SKSU1AUC6 | Odin | 1.23 GB | 2021-04-01 |
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| A826SKSU1AUE2/A826SSKC1AUE2/A826SKSU1AUD4 | Odin | 1.16 GB | 2021-05-01 |
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| A826SKSU1AUG1/A826SSKC1AUG1/A826SKSU1AUF1 | Odin | 738.52 MB | 2021-07-01 |
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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, 26, 28, 38, 40, 41, 66 | |
| 5G bands | 78 Sub6 | |
| Speed | HSPA, LTE, 5G |
| Launch | Announced | 2021, April 13 |
|---|---|---|
| Status | Available. Released 2021, April 23 |
| Body | Dimensions | 161.9 x 73.8 x 8.1 mm (6.37 x 2.91 x 0.32 in) |
|---|---|---|
| Weight | 176 g (6.21 oz) | |
| SIM | Nano-SIM |
| Display | Type | Dynamic AMOLED 2X, 120Hz, 1200 nits (peak) |
|---|---|---|
| Size | 6.7 inches, 108.4 cm2 (~90.7% screen-to-body ratio) | |
| Resolution | 1440 x 3200 pixels, 20:9 ratio (~524 ppi density) | |
| 120Hz@FHD / 60Hz@QHD refresh rate |
| Platform | OS | Android 11, One UI 3.1 |
|---|---|---|
| Chipset | Qualcomm SM8150 Snapdragon 855+ (7 nm), QRNG security chipset | |
| CPU | Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485) | |
| GPU | Adreno 640 (700 MHz) |
| Memory | Card slot | microSDXC (dedicated slot) |
|---|---|---|
| Internal | 128GB 6GB RAM |
| Main Camera | Triple | 64 MP, f/1.8, 26mm (wide), 1/1.7X", 0.8µm, PDAF, OIS 12 MP, f/2.2, 123˚ (ultrawide), 1.12µm 5 MP (macro) |
|---|---|---|
| Features | LED flash, panorama, HDR | |
| Video | 4K@30fps, 1080p@30/60/240fps; gyro-EIS |
| Selfie camera | Single | 10 MP, f/2.2, (wide) |
|---|---|---|
| Features | HDR | |
| Video | 1080p@30fps |
| Sound | Loudspeaker | Yes, with stereo speakers |
|---|---|---|
| 3.5mm jack | No |
| 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 | No | |
| USB | USB Type-C 2.0, OTG |
| Features | Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass |
|---|
| Battery | Type | Li-Po 4500 mAh |
|---|---|---|
| Charging | 25W wired |
| Misc | Colors | Black, White, Violet |
|---|---|---|
| Models | SM-A826S | |
| Price | About 520 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 Quantum 2 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.
