[ROM] Sony Xperia Z Ultra Android 5.0 Lollipop Update

Incoming Calls
Mic from Headset (without headset mic wont work)
Ambient light sensor
RIL (Radio Interface Layer)
Gravity sensor (auto rotate)
Outgoing calls
Mobile Data
Features that are needed to be fixed include:
Video playback
Signal indicator is broken when connected to LTE (very rare but exists) GPS

              The installation procedure of Android 5.0 Lollipop on Sony Xperia Z Ultra

Step 1: Download Android 5.0 Lollipop AOSP custom ROM (HERE) and Google Apps (HERE) into your PC.
Step 2: Connect Sony Xperia Z Ultra to PC via USB cord. [Note: Before plugging the phone to the computer, be sure that you have installed USB driver software, if not, click HERE to download the firmware]

Step 3: Then, place CyanogenMod Android 5.0 Lollipop Custom ROM zip file into the phone’s SD card memory. [Note: Users are advised to paste the .zip file in SD card root, not in any other folder.]

[Note: Before users’ begin installing the custom software, be sure that the device must have rooted and has installed ClockworkMod Recovery/TWRP tool.]

Step 4: Now, turn off the device and disconnect from the PC.
Step 5: Then perform the regular Recovery Mode sortie by press holding ‘Volume (up)’, ‘Home’ and ‘Power’ buttons.

Step 6: After entering the RECOVERY mode, clear the phone memory, by choosing ‘wipe data/factory reset’. [Note: use ‘Volume’ keys to navigate and ‘Power’ button to select options, while operating under Recovery Mode]

Step 7: Now, clear the cache memory by selecting ‘wipe cache partition’
Step 8: Then to go back to ClockworkMod recovery, and select ‘advanced’ and tap ‘wipe dalvik cache’ [Note: This step is optional, but many recommend this procedure so that user will not face boot loops or any other errors in the middle of custom ROM installation]

Step 9: Again come back to main recovery screen and then tap ‘install zip from SD card’
Step 10: Then tap ‘choose zip from sdcard’ and go to Android ROM .zip file in SD card and enter the installation process.

Repeat the same procedure again to install the Google Apps. [Note: use ‘Volume’ keys to navigate and ‘Power’ button to select options]

Step 11: Once done with the installation process, navigate to ‘+++++Go Back+++++’ and re-start the device by opting ‘reboot system now’ seen in the recovery menu.

Now, your device (Sony Xperia Z Ultra) will take a few minutes to complete the booting process.

Users then head to Settings >> select About phone to confirm the installation of Android 5.0 Lollipop AOSP custom ROM.


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