Android Custom ROM

Sony Xperia Z3 Lollipop Custom ROM – FLEX OS

Sony Xperia Z3 Lollipop Custom ROM – FLEX OS

Bored of the old design of Kitkat UI? Try Lollipop UI than. Here is the Lollipop Custom ROM FlexOS for your Sony Xperia Z3. Its our very own and favorite Cyanogen MOD  based custom ROM which comes up with a lots of cool feature. Explore yourself now.


Sony Xperia Z3 Lollipop Custom ROM – FLEX OS

Sony Xperia Z3 Lollipop Custom ROM - FLEX OS
Sony Xperia Z3 Lollipop Custom ROM – FLEX OS



ROM Description

ROM Name: Flex OS

ROM Version: 1.0

ROM OS: Lollipop

OS Version: 5.1.1

ROM Base: Cyanogen MOD

ROM Kernel: Linux 3.4.10

ROM Status:  Testing

ROM Size: 287 MB

ROM  Language: English/ Multi language supported

ROM Features

  • Flex Control – All the tweaks and features at one place!
  • Statusbar Network Speed Meter
  • Screen Sound Enable/Disable Toggle
  • Navigation Bar Tweaks – On/Off Toggle, Dimensions
  • Hide superuser icon in statusbar
  • Statusbar Carrier
  • Double tap to sleep on navigation bar and status bar
  • Instant reboot from power menu
  • App Circle Sidebar
  • Captive Portal – If disabled, a connection to google servers is not required in order to detect data connection.
  • Statusbar Clock Color
  • CyanogenMod Theme Engine
  • Camera Switch Sound Enable/Disable Toggle
  • OmniSwitch – Use omniswitch alongside stock android recent apps or use it as primary.
  • Recents FAB Button – Positions (Top left, Top right, Top center, Bottom left, Bottom right, Bottom center)
  • Volume Steps
  • Statusbar Clock Customization
  • Volume Steps
  • Inbuilt File Manager from OmniROM
  • Quick pulldown
  • Moar Material!
  • Animation Control – Toast animations, Listview animations and system transitions.
  • HeadsUp Customizations just like Cm11!
  • Slim Shortcuts
  • Navigation Buttons Tint
  • Slim Advanced IME Features
  • Gesture Anywhere
  • Added Sync, Screenshot, HeadsUp, NavigBar On/Off tiles on top of CM!
  • Battery Bar
  • Statusbar Clock Font

Known Bug

  • Sound

ROM Screenshots


Rooting or flashing custom ROM’s results to the void of the warranty of the device. (We) RaphsonBD and its authors will not responsible for bricked devices or any damage which is incurred in the process of flashing custom ROM’s or rooting the device. We highly advice to take a backup of your device prior to performing the process. Please do some research if you have any concerns about features included in this ROM, before flashing it! You are choosing to make these modifications. Nevertheless if you need any help, just comments already. We will always pleased to help you.


You might need to unlock your phones bootloader, otherwise the custom ROM would not be no use of you. If you haven’t unlocked your Bootloader yet, Click Here to unlock it now.

You must need a Rooted android device and installed Custom recovery to use a Custom ROM 

ROM Downloads

To Use Sony Xperia Z3 Lollipop Custom ROM – Flex OS Download the ROM file from bellow link

How to install Custom ROM in Sony Xperia Z3

  1. At first Download the ROM, check md5sum and copy the Flex  file in SD-card.
  2. It’s wise to backup your Current ROM, no matter how confident or experienced you are. So anything happen unpleasant you can retrieve back your old ROM
  3. If you don’t know how to backup ROM using Custom Recovery then Click Here
  4. Then Go to phone’s custom recovery mode. Almost Every phone by pressing Power button + Volume up button all together you can access your phone recovery options. If you don’t know how to go your specific device’s recovery option, just search on google. Here an example: “recovery mode Sony Xperia”
  5. After successfully entering the Custom Recovery Option (CWM/TWRP) first & foremost take a backup up of your current ROM. Select “Backup” 》Select storage 》 backup process may take 5/7 minutes.
  6. Than Wipe DataWipe Cache Partition, Wipe Dalvic Cache (You shall find it in Advanced option).
    After formatting Cache go to Mount and StorageFormat Data, Format System.
  7. Than come back to main menu of CWM/TWRP whichever Custom recovery you’re using.
  8. Just Click install the Flex  from SDCARD.
  9. Voila and enjoy the taste Sony Xperia Z3 Lollipop Custom ROM – Flex OS

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Tags : Android Custom ROMandroid how toCustom RecoveryCustom Recovery (TWRP)Custom ROMCyanogenMODCynogenMODCynogenMOD ROMFlex OSLollipop custom ROMsony xperia z3 custom romSony Xperia z3 flex os rom download

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