Install & Downgrade Firmware on Realme 12 Pro 5G (RMX3842)

If your Realme 12 Pro 5G (RMX3842) is facing issues with the current software version, or if you need to revert to a previous version, you can use the Rollback OTA. This guide will show you exactly how to safely install or downgrade your device using an OTA file.

What is a Rollback OTA?

A Rollback OTA is a special update file that allows you to downgrade your phone to an earlier software version. This can help fix problems caused by the latest update or unstable software. Warning: Downgrading can erase your data, so always backup before proceeding.

Rollback OTA Link for Realme 12 Pro 5G (RMX3842):

Download Realme 12 Pro 5G (RMX3842) Rollback OTA - RMX3842_11_A_OTA_0690_all_SJVa6h_00011011

Steps to Install / Downgrade OTA on Realme 12 Pro 5G (RMX3842)

1. Backup Your Data

Before downgrading, make sure to backup all important data: photos, contacts, apps, and files. Downgrade may erase everything on your phone.

2. Enable Developer Options

• Go to Settings → About Phone → Build Number
• Tap Build Number 7 times to enable Developer Options
• Open Developer Options → Enable USB Debugging

3. Connect Your Phone to Computer

• Make sure ADB drivers are installed on your computer
• Connect your Realme 12 Pro 5G (RMX3842) using a USB cable

4. Download the Rollback OTA File

• Use the official rollback OTA link above
• Save the file to a folder on your computer

5. Install / Downgrade the OTA

Follow the manufacturer’s instructions for installing OTA via ADB or Recovery Mode. Important notes:

• This is a downgrade – your phone will revert to a previous version.
• All personal data may be erased – backup is mandatory.
• Ensure your phone has 50%+ battery during installation.

6. Restart Your Device

Once installation is complete, your phone will restart automatically. You are now running the previous stable version of your software.

Tips for Safe Rollback Installation

• Always backup your phone before downgrading
• Check that the rollback OTA is compatible with your exact model
• Use a reliable USB cable and stable connection
• Do not interrupt the installation process

FAQ About Rollback OTA

Q1: Will downgrading fix my phone’s issues?
Sometimes, yes. If the latest update caused bugs or instability, rollback can restore stability.

Q2: Will my data be safe?
No. Downgrading may erase all data. Always backup first.

Q3: Can I upgrade back to the latest version later?
Yes, after rollback, you can install the latest official OTA update when available.

Installing or downgrading your Realme 12 Pro 5G (RMX3842) using a rollback OTA is simple if you follow these steps carefully. Always backup and double-check compatibility for a safe process.