Upgrade Firmware

• Backup:Backup all your data which includes apps,contacts,photos videos etc everything to computer or any cloud storage as flashing Euphoria os on Sony xperia Z3 will erase all your data.
• Battery: Charge your xperia Z3 to at least 90% so that you wont encounter any battery related issues while flashing this.
• Backup Efs partitions: Backup all your efs partition of your sony xperia Z3  on current Rom.If you loose signal you can just restore it back.
• Custom recovery: You need a custom recovery like philz or cwm or twrp installed on it.Without it you can not flash at all.
• You must have a Unlocked bootloader.
• Downloads: Euphoria os for  xperia z3 (androidfilehost mirror) and google apps. Transfer them to internal storage of your device.

• Theme engine: It comes with a cyanogenmod mod theme engine so you can play with lot of themes.This is a great way of customizing your android device. You can theme each and every element of user interface all the way from wallpapers to boot animations.There are lot of themes available in playstore and some are premium too.
  
• Heads up notification: This notification system is similar to that in google'e one.Swipe left to dismiss notification and right to put it in background.Swiping down on it will open notification drawer and it merges in it.
• Wake options: Depending on the device you will have double tap to wake the device option in display settings and of course you have the option to put the device into sleep by double tapping on status bar.There is a option to wake phone after connecting charger.
• Animations: You can have custom animations for app opening and closing or while scrolling.
  
• Navigation: Besides device wake options you can even adjust dimensions of navigation bar and set custom actions too like long pressing  back button to kill recent app.In landscape mode navigation goes left hand side and yeah there is an option to disable this too if you don't like it.


• Security:  Privacy guard is available in this Rom along with blacklisting of calls and messages.
• Sound: AudioFx is available for better quality of music.Other features include increasing volume ring tone,profiles,less notifications,you can disable volume adjustable sound,separate ring tones and notifications volume as usual.
• Power: Advance reboot option is enabled by default so you can boot into recovery,fast boot,soft boot easily.
• Screen recorder: There is screen recorder option too in display settings to record your actions on your device.
• Quick settings panel is customizable and brightness control too is available.

Flash Euphoria os Xperia Z3 using recovery:

• Download Euphoria  for xperia z3 and Gapps transfer it to sdcard or internal storage of Z3.
• Power of  device completely and wait for few seconds to confirm that it is off completely.
• Press power button and when device boots up leave power button.
• While you xperia Z3 is powering up you you will notice led light blinks.When this happens you have to press either volume up or down continuously until it boots into recovery mode.
• Sony xperia Z3 boots into  cwm recovery.
• Once you are in  cwm or twrp click on  backup and select all partitions which you want to backup. It might take about 5 minutes for backup to complete. Don't interrupt backup process.
• Once backup of your existing rom is completed click on back button.Wipe data,cache and dalvik cache and wipe system partition too.
• Now select Install and navigate to location where you have placed your Rom and gapps zip files.
• Flashing rom might take about 5 minutes or so.Once flashing is complete do a factory reset again.
• Now reboot to system.Wait at least 15 minutes for initial boot to complete and once done you can explore Rom features.