If you own the Realme 12x 5G RMX3998 and recently updated to Android 15, but now facing issues like app incompatibility, heating, battery drain, or bugs, then you may want to downgrade Realme 12x 5G RMX3998 from Android 15 to Android 14. Here we provide the official Realme OTA downgrade firmware which allows you to safely switch back to Android 14 (Realme UI).
Why Downgrade Realme 12x 5G RMX3998 from Android 15 to 14?
- Fix lagging, crashes, or heating issues after Android 15 update
- Restore stability and smooth performance
- Better battery backup on Android 14
- Some apps & games may not support Android 15
- Users prefer stock stable firmware for reliability
Realme 12x 5G RMX3998 OTA Downgrade Firmware Download
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| File Name | Download Link |
|---|---|
| RMX3998_Android 15 To Android 14 Downgrade OTA File ( Frp Bypass ) | Download Now |
- Device Name: Realme 12x 5G
- Model: RMX3998
- Version: Android 15 (Downgrade to Android 14)
- Type: OTA Downgrade Firmware (Official)
- UI Version: Realme UI 5.x to Realme UI 4.x
- Region: Global / India
- File Size: ~3GB+ (OTA File)
- Status: 100% Tested & Secure
Download Realme 12x 5G RMX3998 Android 15 to 14 OTA Firmware
We provide the direct download link of the Realme 12x 5G RMX3998 OTA file. This is the official stock ROM that helps you downgrade without data corruption.
- [Download Realme 12x 5G RMX3998 Android 15 to 14 OTA File] (insert link)
How to Install Realme 12x 5G RMX3998 OTA Downgrade Firmware
- Download the OTA downgrade file for Realme 12x 5G RMX3998
- Move the file to your phone storage (not SD card)
- Go to Settings > About Phone > Realme UI Version
- Tap 3 dots > Local Install
- Select the OTA downgrade file
- Confirm & wait for installation
- After reboot, your Realme 12x 5G will be on Android 14 (Realme UI 4.x)
Benefits of Using Realme OTA Firmware
- Safe & tested by Realme
- No need for unlock bootloader
- No data loss if done properly
- OTA method is beginner-friendly
- Restores original performance
Important Notes Before Downgrade
- Backup data before downgrade (recommended)
- Ensure battery 60%+
- Use official OTA downgrade file only for RMX3998
- Wrong file may cause bootloop / brick
