Download Realme Narzo 70X 5G RMX3998 Flash File Firmware from Ms mobile. With this file you can unlock device Screen lock Pattern, FRP and can upgrade or downgrade the device. Always use latest flash file to flash Realme Narzo 70X 5G check device version by dial code *#899# in emergency dial. download the file with direct download link given below and read all flashing instructions before flashing the phone.
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Download Realme Narzo 70X 5G RMX3998 Flash File Firmware:
- RMX3998export_11_14.0.1.530EX01_2024120414100161
- Phone Name = NARZO 70x 5G
Project No = 23705 - RMX3998export_11_14.0.1.509(EX01)_2024040912560113
- Realme Narzo 70x 5G Driver
- OplusFlashTool_v5.6.44.0_for_Sales
Here’s the latest official Realme Narzo 70X 5G (model RMX3998) stock firmware (flash file) available as of May 2025:
📦 Flash File Details
- Firmware version:
RMX3998export_11_14.0.1.509(EX01)_2024040912560113(Android 14, Realme UI 5.0) - File size: approximately 6 GB (some sources list 6.8–6.9 GB for later updates)
- Chipset: MediaTek Dimensity 6100+ / 6200+ (both are reported; likely 6100+ variant used globally)
🔧 What’s Included
- The firmware package you download typically includes:
- The
.ofpor firmware image file (firmware ROM) - USB / VCOM driver for PC connection
- Oplus (MSM) Download Tool (for flashing)
- A PDF or text guide with flashing instructions
- The
🛠️ Flashing Instructions (Overview)
- Backup your device data – flashing will erase everything.
- Charge the phone to at least 50% before starting.
- Install USB/VCOM drivers on your Windows PC.
- Launch the Oplus (or MSM) Download Tool on PC.
- Load the firmware file into the tool.
- Power off your device, then press both Volume Up + Volume Down and connect it to the PC via USB. This boots it into EDL (MediaTek download mode).
- Click Start in the flash tool. Wait for the process to complete; you’ll see a success indicator.
- Disconnect the device and reboot it.
Make sure to follow the correct variant country code (e.g. EX01) for compatibility. Always use the version matching your device’s software code via *#899# check
⚠️ Notes & Precautions
- The flash tool may require a login credential—some sites offer it for free, others may charge or require contacting via
- Flashing can void your warranty and carries risk; do this only if you’re comfortable with firmware procedures.
- If your device gets bricked or stuck, having the proper tool version and drivers is critical.
- Some sources list newer firmware builds such as version 14.0.1.522, .526, .527, .528 from mid‑2024 through late‑2024 (up to 6.9 GB), so check if newer versions are needed
✅ Summary Table
| Item | Details |
|---|---|
| Model | Realme Narzo 70X 5G (RMX3998) |
| Firmware version | 11_14.0.1.509(EX01)_240409 (Android 14) |
| File size | ~6 GB (some variants up to ~6.9 GB) |
| Includes | Firmware, USB drivers, flash tool, guide |
| Flash tool | Oplus Download Tool (MSM tool) |
| Connection mode | Hold Vol‑Up + Vol‑Down while connecting phone |
| Supports unbricking, FRP unlock, downgrade or repair | ✔ |
ℹ️ Additional Tips
- To check your device’s software region code (EX01 etc.), dial
*#899#in the dialer. - If you’re trying to rollback from Realme UI 6.0 to 5.0, community tutorials suggest using OTA rollback packages and the “manual update” feature from within Settings → Software Update → top-right menu if supported by your build.
- For device-specific or region-specific firmware, refer to trusted sources
Need help with any step—such as driver installation, using the flash tool, or locating the correct version? Just let me know!