Firmware Downloads
Find and download official MIUI firmware for Samsung Galaxy Xcover 4 (SM-G390Y) (sm-g390y). All firmware files include MD5 hash verification and are available for direct download.
How to Flash Firmware
Steps to Install Firmware:
- Download the ROM: Choose the appropriate firmware version above for your device region
- Backup Your Data: All data will be erased during flashing
- Unlock Bootloader: Required for some devices (check device-specific requirements)
- Download Tools: Download MIUI Flash Tool or use ADB/Fastboot
- Flash the ROM: Follow the tool's instructions to flash the downloaded firmware
- Verify: Restart and verify successful installation
⚠️ Warning: Flashing custom ROMs may void your warranty. Proceed at your own risk.
Frequently Asked Questions
Q: Is it safe to flash official firmware?
A: Yes, flashing official firmware is generally safe and won't void your warranty if done through official methods.
Q: What's the difference between Recovery and Fastboot ROMs?
A: Recovery ROMs are flashed from recovery mode, while Fastboot ROMs require bootloader unlock and ADB tools.
Q: Can I downgrade to an older firmware version?
A: Some devices allow downgrading, but it depends on the device and region. Check device-specific forums first.
Q: What if flashing fails?
A: If flashing fails, try using the official tool, ensure USB drivers are installed, and check device compatibility.