Update Sony Xperia Z2 D6503 to Android 5.1 Lollipop With AOSP v 5.0 Custom ROM Sony has given the Android 5.1 Lollipop update for the Xperia Z2 D6503 models. The update isn’t available globally now though; it may take some time for the update to release worldwide and hence users have to wait a little more for it. Thanks to recognized XDA developers who have worked out to release the Android 5.1 Lollipop update before its official launch. The codes available for this ROM are Sabermod ARM-Linux-AndroidEABI (20150317) and Sabermod ARM-EABI 4.9.x. Here are the guidelines to grab the Android 5.1 Lollipop update for your Sony Xperia Z2 D6503. Follow it properly without skipping any of the steps. Pre-requisites: The following guidelines are made for the Xperia Z2 D6503 only. Make sure that your device has at least 80% battery backup while doing this process. Enable a proper custom recovery tool like CWM or TWRP on your device. Install required USB drivers on your PC and USB Debugging Mode on your Smartphone. Steps to Update Sony Xperia Z2 D6503 to Android 5.1 Lollipop With AOSP v 5.0 Custom ROM: Step 1: Download the Android 5.1 Lollipop AOSP Beta ROM for your device on the PC. Step 2: Download the Gapps files, too. Step 3: With the help of a USB cord, connect your device with PC. Transfer all the above downloaded files to the internal storage of your device. Make sure that you’ve moved it to the root folder in your internal storage, not to any other folders. Step 4: Now, remove your device from the PC. Transfer the boot.img and system.img files directly to the Fastboot folder. Step 5: Turn off your device. Keep it in download mode. In order to do this, press and hold the Volume button. Step 6: Flash the boot.img and system.img files in the fastboot folder now. Step 7: Move back to the recovery mode. Navigate to ‘wipe data factory reset’. Select ‘advanced’ and wipe data, dalvik cache, and cache options. Step 8: Click on ‘install zip from SD card’ option. Repeat the above steps in the case of Gapps files and flash them as well. Step 9: One you’re done with it, then click on ‘reboot system now’. It’s done. Now, you can enjoy the features of Android 5.1 Lollipop AOSP ROM running on your Sony Xperia Z2 D6503.