Samsung Z4 (SM-Z400Y) is a samsung device (codename: sm-z400y). FirmwareMirror hosts 1 verified firmware builds, covering: XFA. Available as official firmware. Last updated: 2026. All files MD5-verified. Free, no registration.
Find and download official Stock ROM for Samsung Z4 (SM-Z400Y) (sm-z400y). All firmware files include MD5 hash verification and are available for direct download.
| Version | Method | Size | Release Date | MD5 Hash | Download |
|---|---|---|---|---|---|
| Z400YXXU0BRG1/Z400YOJV0BRG1/Z400YXXU0AQK1 | Odin | 1.53 GB | N/A |
N/A
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Download |
| Network | Technology | GSM / HSPA / LTE |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | |
| 3G bands | HSDPA 900 / 2100 | |
| 4G bands | LTE | |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Launch | Announced | 2017, May. Released 2017, June |
|---|---|---|
| Status | Discontinued |
| Body | Dimensions | 132.9 x 69.2 x 10.3 mm (5.23 x 2.72 x 0.41 in) |
|---|---|---|
| Weight | 143 g (5.04 oz) | |
| SIM | Single SIM (Micro-SIM) or Hybrid Dual SIM (Micro-SIM, dual stand-by) |
| Display | Type | IPS LCD |
|---|---|---|
| Size | 4.5 inches, 57.6 cm2 (~62.7% screen-to-body ratio) | |
| Resolution | 480 x 800 pixels, 5:3 ratio (~207 ppi density) |
| Platform | OS | Tizen 3.0 |
|---|---|---|
| CPU | Quad-core 1.5 GHz |
| Memory | Card slot | microSDXC (uses shared SIM slot) |
|---|---|---|
| Internal | 8GB 1GB RAM |
| Main Camera | Single | 5 MP, f/2.2 |
|---|---|---|
| Features | Dual-LED flash, panorama, HDR | |
| Video | 720p@30fps |
| Selfie camera | Single | 5 MP, f/2.2 |
|---|---|---|
| Features | LED flash | |
| Video |
| Sound | Loudspeaker | Yes |
|---|---|---|
| 3.5mm jack | Yes |
| Comms | WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
|---|---|---|
| Bluetooth | 4.0, A2DP, LE | |
| Positioning | GPS, GLONASS | |
| NFC | No | |
| Radio | FM radio | |
| USB | microUSB 2.0, OTG |
| Features | Sensors | Accelerometer, proximity |
|---|
| Battery | Type | Li-Ion 2050 mAh, removable |
|---|
| Misc | Colors | Black, Gold |
|---|---|---|
| Models | SM-Z400F, SM-Z400Y | |
| Price | About 80 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 Z4 (SM-Z400Y) 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.
