Realme

Realme 12 Lite RMX3890G

Official Realme 12 Lite stock firmware — flash file, stock ROM & IMEI repair file, free direct download.

Android 15 Qualcomm 6 ROMs
⇄ Compare with another device
Model code RMX3890G
Quick answer

The Realme 12 Lite (model code RMX3890G) has 6 official stock firmware files (flash file / stock ROM) available for free download on ROM Palace — the latest released in Sep 2025. The device runs on the Qualcomm Snapdragon 685 (6 nm) and its firmware covers Android 15. Each download is a direct, resume-supported link used to unbrick the phone, fix a bootloop, remove FRP, repair a corrupt or null IMEI, downgrade, or restore the Realme 12 Lite to its original factory software.

Specifications

⚙️Chipset
Qualcomm Snapdragon 685 (6 nm)
🖥️Display
6.72" IPS LCD · 90Hz
🔋Battery
5000 mAh · 33W
💾Memory
8 GB RAM · 128/256 GB
🤖OS
Android 13, Realme UI 4.0
📐Dimensions
164.6 x 75.4 x 7.59 mm
⚖️Weight
185 g
🧭Sensors
Fingerprint (side), accelerometer, proximity, compass
📶Connectivity
Wi-Fi 5 · BT 5.0 · USB-C · IP54
📷Camera
Main108 MP
Depth2 MP
Front16 MP
Bannerad space

Realme 12 Lite stock firmware & flash files (6)

RMX3890GDPR_15.C.43_20250924181100
ZIP · Sep 2025
Download
RMX3890GDPR_14.A.42_20250427184606
ZIP · Apr 2025
Download
RMX3890GDPR_14.A.42_20250427184606
ZIP · Apr 2025
Download
RMX3890GDPR_14.A.22_20240130224219
ZIP · Jan 2024
Download
RMX3890GDPR_14.A.21_20240125164125
ZIP · Jan 2024
Download
RMX3890GDPR_14.A.18_20240105195556
ZIP · Jan 2024
Download
📖 Step-by-step: how to flash Realme 12 Lite stock firmware safely →
Heads up. Realme firmware is downloaded directly from the official Realme / manufacturer servers — we index it so you can find the right build fast. Flashing can void your warranty or brick your device; proceed at your own risk and back up first.

Where to buy the Realme 12 Lite

Compare the current Realme 12 Lite price at these stores. We show the marketplaces available in your country — prices and availability vary by region.

We may earn a commission from purchases made through these links, at no extra cost to you.

Reviews & videos

Review links open on third-party sites. ROM Palace is not affiliated with them and hosts no copied review content.

Frequently asked questions

How do I flash the Realme 12 Lite stock firmware?

Download the stock ROM / flash file for your exact Realme 12 Lite (RMX3890G), extract the archive, then flash it with SP Flash Tool (SPFT) for MediaTek (MTK) devices, or the SPD Upgrade / ResearchDownload tool for Unisoc/Spreadtrum (SPD) chipsets. Back up your data first and charge the battery above 50%. See our step-by-step flashing guide for details.

Is it safe to flash Realme 12 Lite firmware?

Flashing official stock firmware is safe as long as you use the correct stock ROM / flash file for your exact model code (RMX3890G). Flashing the wrong firmware can brick the device, so always confirm the model code before flashing.

Are these Realme 12 Lite ROM downloads free?

Yes. Every Realme 12 Lite firmware file on ROM Palace is free to download with a direct link — no subscription and no waiting queue.

What problems can Realme 12 Lite stock firmware fix?

Stock firmware fixes bootloops, a device stuck on the logo, software crashes, failed OTA updates, can remove FRP, repair a corrupt or null IMEI, and restore the Realme 12 Lite to its original factory software.

Comments

Loading comments…