How to Install MIUI Custom ROM in LG Optimus 2x P990

Sanjana February 16, 2012 0

LG Optimus 2x P990 users can now rejoice as they can now install the freshly rolled out MIUI Custom ROM in their smartphone. It is to be noted that this MIUI ROM is not the official release and supports Gingerbread 2.3.7 firmware although it is inspired from ICS Android 4.0 firmware in terms of design and overall layout.

lg optimus 2x

We wont be responsible for any harm caused to your device during the updation procedure that is unlikely to happen if you follow the instructions carefully. The updation procedure is not recommended for basic users but is for advanced users and is only applicable to LG Optimus 2x P990 smartphones that are network unlocked. Do not apply it in any other models of LG or in other device as it might not be reversible and may harm the device by blocking it.


You ought to backup all user data present in your phone since chances of data loss or corruption are there. Having a backup will help you replace the lost data if any damage occurs. Do not use PC Suite to backup your data as MIUI Rom doesn’t support PC Suite. Follow the link posted below to backup and restore all your data easily.

Pre Upgrade Instructions for Rooting and Firmware Update

Must Have:

Download MIUI ROM

Steps to Update MIUI Custom ROM in LG Optimus 2x:

Step-1: Download MIUI ROM for LG Optimus 2x from the Must Have section to your computer and connect your phone to the computer via USB Cable. Copy the downloaded zip package to your phone’s SD Card.

Step-2: After copying is over, remove the connected USB Cable and enable USB Debugging from the path “Settings > Applications > Development > USB debugging”. Make sure that USB Debugging option is ticked

enable usb debugging

Step-3: Power off the phone to enter into Recovery mode by pressing the Volume down rocker key and Power button simultaneously. In Recovery mode select “install zip from SD Card” > “choose zip from SD Card” and choose the MIUI zip file placed in your phone. It will take about 10 minutes for the entire updation process to complete.

Step-4: After the updation process is complete, the device will again land up in Recovery mode so select the option of “++++ Go Back ++++” > “Reboot system now” to reboot the phone. Now the device will restart in MIUI Custom ROM. If you face any issues related to force close errors then clear all the cache from Recovery mode.

Thus you can easily update your LG Optimus 2x P990 smartphone with the latest MIUI Custom ROM by following the steps mentioned above carefully.

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