Samsung galaxy S4 CM12 Android Lollipop Nightly Official
Its time to rock your Galaxy S4 LTE I9506 with much awaited Android 5.0.2 Lollipop based official CM12 (nightly) custom firmware. By flashing this ROM on your device through a custom recovery you can enjoy latest Android 5.0.2 Lollipop on your device as well as CyanogenMod ROM key features. Though not all features are ported yet but it will comes soon as development progress. Running official nightly allow you to update your device via OTA. The advantage of running nightly are, issues fixed soon and have a chance to try newly added features ahead of snapshot build. If this sound interesting then you can continue reading this article to learn necessary steps to install Android 5.0.2 Lollipop based CM12 nightly on Galaxy S4 LTE I9506.
Some of the features not yet in the nightlies are: Theme Engine, Quick Settings customization and Ribbon Mode, Navigation bar reorganization, Sound panel customization, and Lock-screen quick unlock. Specific devices may also find hardware like IR blasters to be inoperative.
Some of the cool Android 5.0.2 Lollipop features that you will enjoy are improved Ok Google with standby mode support, Tap to Go, double tap to wake, Ambient Display, improved Face unlock, Lock screen notifications, Priority Mode, Guest Mode, Pin App feature that won’t let you leave an app without entering a passcode, improved Quick Settings, Overview – an improved multitasking, Material Design and many more.
Warning!
This tutorial is only for Galaxy S4 LTE I9506. Don’t try this guide on any other Android device. Also, we (True Android Team) are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. However, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.
1. Backup your device data with Titanium Backup.
2. Make sure your device have at least 60% battery power. You can install an app like Battery Notifier BT Free on your Android device to check it easily.
4. Make sure USB Debugging is enabled otherwise you won’t able to transfer file between PC and Galaxy S4 LTE I9506.
5. Your device have latest CWM recovery or TWRP recovery installed.
If you done everything that we mentioned above then you are ready to follow step-by-step guide on how to install Android 5.0.2 Lollipop based CM12 (nightly) ROM on Galaxy S4 LTE I9506.
Please Note: If your device already running on CM11 ROM then you don’t need to perform wipe.
File Required(Download by clicking on it)
- CM12 (nightly) ROM For Galaxy S4 LTE I9506 [Filename: cm-12-20150209-NIGHTLY-ks01lte.zip] [Always download latest build]
- Google Apps [Filename: gapps-lp-20141109-signed.zip] or any other Android 5.0 Lollipop GApps
How to Install Android 5.0.2 Lollipop based CM12 (nightly) ROM on Galaxy S4 LTE I9506
- Connect your device to PC using USB cable and then copy downloaded files to the SD card of your device. Important: Don’t extract any files.
- Disconnect USB and then turn off your Galaxy S4 LTE I9506.
- Now, boot into recovery mode. To do so, press and hold Volume Up, Home and Power button together until Samsung logo flash twice and then release Power button. You should see recovery menu soon. In recovery use Volume Keys to navigate between option and Power to select an option.
- Perform a Nandroid backup of your existing ROM that you can restore later if this new ROM not work or you want to go back into your previous ROM. To perform a backup, select Backup and Restore, then on the next screen, select Backup again. Go back to main recovery menu after backup is complete.
- Now, perform data wiping task. To do so, select wipe data/factory reset, then select Yes on next screen to confirm your action. Wait few minutes till the data wipe is complete. Now come back to CWM recovery main menu. Select wipe cache partition and after wiping process done, select Wipe Dalvik Cache under advance option to perform Dalvik cache wiping.
- Select install zip from sdcard, then select choose zip from sdcard (or /sdcard1 for external storage). Now, locate the CM12 (nightly) Zip file that you copied earlier in Step 1 and select it by pressing Power button. Confirm installation by selecting Yes – Install _____.zip on the next screen. The ROM installation will begin.
- Once the ROM installation process end, repeat the step 6 but choose the gapps-lp-20141109-signed.zip file instead of ROM zip to install the Google apps package.
- When installation is completed, go back to the main recovery menu and select reboot system now to reboot your Galaxy S4 LTE I9506 and boot up into Android 5.0.2 Lollipop ROM CM12 (nightly).
- Returning to Previous ROM: To go back to your previous ROM, boot into recovery, select backup and restore then restore your previous ROM by selecting it from the list.
Tutorial For TWRP Recovery Users:
- Connect your device to PC using USB cable and then copy downloaded files to the SD card of your device. Important: Don’t extract any files.
- Disconnect USB and then turn off your Galaxy S4 LTE I9506.
- Now, boot into recovery mode. To do so, press and hold Volume Up, Home and Power button together until Samsung logo flash twice and then release Power button. You should see recovery menu soon.
- Create a Backup using TWRP Backup Option.
- Perform a Factory Reset (this will delete all apps and their settings and game progress). To do this, Tap on Wipe, then at the bottom of the screen do a Swipe on the ‘Swipe to factory reset‘ option.
- Now its time to add zip file for flashing. Tap on Install, then browse to the location where you saved the files and tap on the CM12 (nightly) Zip file. Then tap on Add More Zips, and add gapps-lp-20141109-signed.zip. Now at the bottom of the screen, do a swipe on the Swipe to confirm flash option to begin flashing.
- When installation is completed, go back to the main recovery menu and tap on Reboot and then, tap on System to reboot your Galaxy S4 LTE I9506 and boot up into Android 5.0.2 Lollipop ROM CM12 (nightly).
- Returning to Previous ROM: To go back to your previous ROM, boot into recovery, select Backup then through Restore option, restore your previous ROM by selecting it from the list.
Congrats! Android 5.0.2 Lollipop firmware based custom ROM CM12 (nightly) is now installed and running on your Galaxy S4 LTE I9506.