Sony Xperia U is a inch Android smartphone launched by Sony. The device comes with a 1 Ghz dual core processor and MB Ram. Android development for the Sony Xperia U. XDA: DEVDB [ROM][/] Unofficial CyanogenMod 12/ for Xperia U . Here's a link I made for TerraRomICS V5 houdini-connections.co.uk ew?usp=sharing. Thanku so much (y) Btw, can u provide v6 too. This guide will teach you how to bring the custom ROM CyanogenMod 12 to update your Sony Xperia U to Android Lollipop. Before installing, here are. Sony Xperia U(ST25I) Firmware Pre-Requisite For Download 1. Downloader Program (Flash Tools) 2. Sony Xperia Mobile Phone 3. Data Cable 4. Firmware. For installing the following Xperia U Roms you must unlock your Price, The lowest price of Sony Xperia Z3 Plus in Pakistan is Rs. We would be updating our Sony Xperia U to this latest version of Experience custom ROM to upgrade the device to the capabilities of Android. You are here: ROMs» Android ROMs» Sony ROMs» Sony Xperia U ROMs Check out my new ROMs page in beta and let me know what you think.