Samsung Galaxy Z Fold 7 (SM-F966B) is a samsung device (codename: sm-f966b). FirmwareMirror hosts 12 verified firmware builds, covering: ACR, AFG, XSA, MOB. Available as official firmware. Last updated: May 2026. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Galaxy Z Fold 7 (SM-F966B) (sm-f966b). 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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| F966BXXS9BZE2/F966BOXM9BZDP/F966BXXS9BZE2 | Odin | 537.1 MB | 2026-05-01 |
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| F966BXXU9BZDP/F966BOXM9BZDP/F966BXXU9BZDP | Odin | 492.84 MB | 2026-04-01 |
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| F966BXXS8AZB6/F966BOXM8AZB6/F966BXXS8AZB6 | Odin | 378.52 MB | 2026-02-01 |
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| F966BXXS8AZC2/F966BOXM8AZB6/F966BXXS8AZB6 | Odin | 700.7 MB | 2026-03-01 |
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| F966BXXS7AZA1/F966BOXM7AZA1/F966BXXS7AZA1 | Odin | 529.22 MB | 2026-01-01 |
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| F966BXXU6AYK9/F966BOXM6AYK9/F966BXXU6AYK9 | Odin | 587.71 MB | 2025-11-01 |
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| F966BXXS6AYKF/F966BOXM6AYK9/F966BXXS6AYKF | Odin | 537.1 MB | 2025-11-01 |
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| F966BXXS5AYJ3/F966BOXM5AYJ3/F966BXXS5AYJ3 | Odin | 700.7 MB | 2025-10-01 |
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| F966BXXU4AYI1/F966BOXM4AYI1/F966BXXU4AYI1 | Odin | 699.18 MB | 2025-09-01 |
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| F966BXXS3AYH1/F966BOXM3AYH1/F966BXXS3AYH1 | Odin | 916.29 MB | 2025-08-01 |
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| F966BXXS2AYGG/F966BOXM2AYGG/F966BXXS2AYGG | Odin | 918.7 MB | 2025-07-01 |
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| F966BXXU1AYFJ/F966BOXM1AYFJ/F966BXXU1AYFJ | Odin | 917.95 MB | 2025-06-01 |
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| 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, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66 - International | |
| 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA | ||
| 5G bands | 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 71, 77, 78 SA/NSA/Sub6 - International | |
| 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA | ||
| Speed | HSPA, LTE, 5G |
| Launch | Announced | 2025, July 09 |
|---|---|---|
| Status | Available. Released 2025, July 25 |
| Body | Dimensions | Unfolded: 158.4 x 143.2 x 4.2 mm Folded: 158.4 x 72.8 x 8.9 mm |
|---|---|---|
| Weight | 215 g (7.58 oz) | |
| Build | Glass front (Gorilla Glass Victus Ceramic 2) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus 2), aluminum frame | |
| SIM | · Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) · Nano-SIM + Nano-SIM + multiple eSIM (max 2 at a time) | |
| IP48 dust and water resistant (dust > 1mm; immersible up to 1.5m for 30 min) Advanced Armor aluminum frame |
| Display | Type | Foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) |
|---|---|---|
| Size | 8.0 inches, 204.2 cm2 (~90.0% screen-to-body ratio) | |
| Resolution | 1968 x 2184 pixels (~368 ppi density) | |
| Protection | Mohs level 1 | |
| Titanium plate layer for display support Cover display: Dynamic LTPO AMOLED 2X, 120Hz, Corning Gorilla Glass Ceramic 2 6.5 inches, 1080 x 2520 pixels, 422 ppi |
| Platform | OS | Android 16, up to 7 major Android upgrades, One UI 8 |
|---|---|---|
| Chipset | Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm) | |
| CPU | Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) | |
| GPU | Adreno 830 (1200 MHz) |
| Memory | Card slot | No |
|---|---|---|
| Internal | 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM | |
| UFS 4.0 |
| Main Camera | Triple | 200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF |
|---|---|---|
| Features | LED flash, HDR, panorama | |
| Video | 8K@30fps, 4K@60fps, 1080p@60/120/240fps (gyro-EIS), 10-bit HDR, HDR10+ |
| Selfie camera | Single | 10 MP, f/2.2, 18mm (ultrawide), 1/3.0", 1.12µm Cover camera: 10 MP, f/2.2, 24mm (wide), 1/3.0", 1.12µm |
|---|---|---|
| Features | HDR | |
| Video | 4K@30/60fps, 1080p@30/60fps, gyro-EIS |
| Sound | Loudspeaker | Yes, with stereo speakers |
|---|---|---|
| 3.5mm jack | No | |
| High-bitrate audio support |
| Comms | WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct |
|---|---|---|
| Bluetooth | 5.4, A2DP, LE, aptX HD | |
| Positioning | GPS, GALILEO, GLONASS, BDS, QZSS | |
| NFC | Yes | |
| Radio | No | |
| USB | USB Type-C 3.2, OTG |
| Features | Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer |
|---|---|---|
| Samsung DeX (desktop experience support) Ultra Wideband (UWB) support |
| Battery | Type | Li-Po 4400 mAh |
|---|---|---|
| Charging | 25W wired, QC2.0, 50% in 30 min 15W wireless 4.5W reverse wireless |
| Misc | Colors | Blue Shadow, Silver Shadow, Jet Black, Mint |
|---|---|---|
| Models | SM-F966B, SM-F966B/DS, SM-F966U, SM-F966U1 | |
| SAR | 1.24 W/kg (head) 1.36 W/kg (body) | |
| SAR EU | 1.42 W/kg (head) 1.24 W/kg (body) | |
| Price | $ 1,024.95 / € 1,389.90 / £ 1,260.00 / ₹ 174,999 |
| Our Tests | Performance | AnTuTu: 1995132 (v10) GeekBench: 9152 (v6) 3DMark: 5952 (Wild Life Extreme) |
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| Display | 1408 nits max brightness (measured) | |
| Loudspeaker | -28.0 LUFS (Good) | |
| Battery | Active use score 11:44h | |
| EU LABEL | Energy | Class B |
|---|---|---|
| Battery | 40:28h endurance, 2000 cycles | |
| Free fall | Class A (210 falls) | |
| Repairability | Class C |
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 Z Fold 7 (SM-F966B) 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.
