Install Android 4.4.2 CM11 Milestone 4 KitKat ROM on LG Optimus G LS970 (Sprint) – How To Instruction

Update your LG Optimus G LS970 (Sprint) to latest Android 4.4.2 KitKat based CM11 Milestone 4 ROM. The development team of CyanogenMod ROM recently introduced Milestone 4 build for CM11 ROM for LG Optimus G LS970 (Sprint). Which means, you can download and install custom firmware CM11 M4 to update your LG Optimus G LS970 (Sprint) to latest Android 4.4.2 KitKat. A Milestone build is way better than nightly and a step towards a stable CM11 build. This new Milestone 4 brings quite a few updates, including a tweaked recent apps panel for low end devices, various bug fixes, expanded profiles support, left-hand mode for the system navbar, a new Easter Egg, and much more. LG Optimus G LS970 (Sprint) comes with good hardware spec, hence is capable to run CM11 smoothly. Continue reading this guide to know how to install Android 4.4.2 KitKat based CM11 (Milestone 4) custom ROM on LG Optimus G LS970 (Sprint).

Related Articles:

• Update LG Optimus G LS970 (Sprint) To Android 4.4.2 KitKat via CM11 Nightly–How To

CyanogenMod comes with various useful customization. Since, CM11 is based on Android 4.4.2 KitKat, you may like to know what's new on it. Some of the cool Android 4.4.2 KitKat features that you will enjoy is Screen Recording, Tap to Pay (Google Wallet for everyone), NFC emulation for non nfc devices, 14% less memory usage, cloud printing from Gallery, Google Home is the new Launcher, Core System Processes Trimmed, apps are efficient and responsive on all devices, the all new 'procstats tool details' memory use, Full-screen Immersive mode, seamless change in resolution during media playback, Phone dialer got local business detection, redesigned Quickoffice and many more.

Please note, not all Android 4.4.2 KitKat feature yet ported to CM11 (Milestone 4) ROM.

Warning!
This tutorial is only for LG Optimus G LS970 (Sprint). Don’t try this guide on any other Android device. Also, we (Android Pulp 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.  

Pre Requisites:

1. ROM flashing require you to wipe your internal memory data, hence you required to backup your device data. You can follow our ultimate backup guide.

2.  Make sure your device have at least 60% battery power. If your phone shut down during installation then there is good chance to brick your device.You can install an app like Battery Notifier BT Free on your Android device to check it easily.

3. You must have USB Driver Installed for LG Optimus G LS970 (Sprint) in your PC. [Download USB Drivers]

4. Make sure USB Debugging is enabled otherwise it's won't be possible to transfer file between PC and LG Optimus G LS970 (Sprint). [Guide].

5. Your device have latest CWM version 6.0.4.4 and up or TWRP 2.6.3.1 and up installed. [General Guide]

If you done everything that we mentioned above then you are ready to follow step-by-step guide on how to install Android 4.4.2 KitKat based CM11 ROM (Milestone 4) on LG Optimus G LS970 (Sprint).

File Required(Download by clicking on it)

1. CM11 (Milestone 4) For LG Optimus G LS970 (Sprint)  [Filename: cm-11-20140308-SNAPSHOT-M4-ls970.zip]
2. Google Apps [Filename: gapps-kk-20140105-signed.zip]

How to Install Android 4.4.2 KitKat based CM11 (Milestone 4) ROM on LG Optimus G LS970 (Sprint)

1. 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.
2. Disconnect USB and then turn off your LG Optimus G LS970 (Sprint).
3. Now, boot into recovery mode. To do so, press and hold Volume Up & Power until fastboot screen appears, then press Volume Down twice, then press Power to boot recovery [use volume buttons to scroll and Power button to select]. Alternatively try this: Recovery Mode without Key Combination.
4. 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.
5. 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.
6. Select install zip from sdcard, then select choose zip from sdcard. Now, locate the CM11 M4 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.
7. Once the ROM installation process end, repeat the step 6 but choose the gapps-kk-20140105-signed.zip file instead of ROM zip to install the Google apps package.
8. When installation is completed, go back to the main recovery menu and select reboot system now to reboot your LG Optimus G LS970 (Sprint) and boot up into Android 4.4.2 KitKat ROM CM11 (Milestone 4). 
9. 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:

1. 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.
2. Disconnect USB and then turn off your LG Optimus G LS970 (Sprint).
3. Now, boot into recovery mode. To do so, press and hold Volume Up & Power until fastboot screen appears, then press Volume Down twice, then press Power to boot recovery. Alternatively try this: Recovery Mode without Key Combination.
4. Create a Backup using TWRP Backup Option.
5. 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.
6. 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 CM11 M4 Zip file. Then tap on Add More Zips, and add gapps-kk-20140105-signed.zip. Now at the bottom of the screen, do a swipe on the Swipe to confirm flash option to begin flashing.
7. When installation is completed, go back to the main recovery menu and tap on Reboot and then, tap on System to reboot your LG Optimus G LS970 (Sprint) and boot up into Android 4.4.2 KitKat ROM CM11 (Milestone 4).
8. 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 4.4.2 KitKat firmware based custom ROM CM11 (Milestone 4) is now running on your LG Optimus G LS970 (Sprint). Now explore the latest Android 4.4.2 KitKat. [Note: If you find difficulties to run root only apps then it may be disabled. Do this then, enable developer settings first (tap the build number 8 times under about device), then enable root under Developer Settings].

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