Install Android 5.1.1 AICP Lollipop Custom ROM on Galaxy S4 LTE I9505

Install Android 5.1.1 AICP Lollipop Custom ROM on Galaxy S4 LTE I9505: We’ve some great news for the Galaxy S4 LTE I9505 users that they can now update their devices to the latest Android 5.1.1 Lollipop. It doesn’t matter if the company is not going to release the latest Android OS for these handsets anytime soon but thanks to the AICP ROM team for providing the custom ROM which is based on Android 5.1.1 Lollipop that comes with excellent performance and brilliant stability. AICP custom ROM is one of the most popular custom ROMs like CyanogenMod, Omni ROM and Resurrection Remix ROM. Resurrection Remix custom ROM had also released for S4 LTE a few days ago, you can read more here. The most highlighted feature of this custom ROM is LCD Density Changer. Android 5.1.1 AICP custom ROM brings all of the latest CyanogenMod features and OmniROM features too.

If you would like to install Android 5.1.1 Lollipop on your Samsung Galaxy S4 LTE I9505 via AICP custom ROM, then follows the given step-by-step guide. Keep in mind that this ROM is not officially released by Samsung thus you’ll need a custom recovery like CWM or TWRP already installed on your device to flash the ROM and Gapps .zip files. Now go ahead and follow the given instructions to update Galaxy S4 LTE I9505 to Android 5.1.1 AICP Lollipop custom firmware.

Android 5.1.1 AICP Lollipop ROM Details:

Check out the new features of the AICP custom ROM that you can enjoy on your Galaxy S4 I9505 LTE:

  • Almost all CM features
  • Proximity Call
  • Screen record
  • Add blocker
  • Notification FC Disabler
  • LCD Changer (persistent)
  • Gesture Anywhere
  • Recent Panel Settings
  • Omniswitch
  • App Circle Bar
  • Network Traffic on status bar
  • Show CPU Info
  • Boot animation changer
  • CM Theme Engine
  • Slim Launcher
  • Slim’s Heads Up, with the ability to disable
  • QS Sync Tile
  • QS Screenshot Tile
  • QS Screenrecord Tile
  • QS Quick and Smart pull down
  • QS WiFi Detailed Tile View
  • QS Location Tile – Enable Advanced Settings


This guide containing the Android 5.1.1 AICP ROM and instructions can be used only with the Galaxy S4 GT-I9505 (International variant). Check the model number of your device first by navigating toSettings > About Phone.


AndroidBlog will not be held responsible for any damage, or mishap occurred to your Galaxy S4 LTE GT-I9505 during or after the installation of Android 5.1.1 Lollipop AICP custom ROM. Proceed at your risk.


  • Make sure that you’ve taken proper backup of all your important data and settings on your device before proceeding with the installation of this custom ROM using a recommended custom recovery likeClockworkMod recovery. In case anything goes wrong then you’ll be able to restore your data.
  • Enable USB Debugging mode by navigating to Settings > Developer Options.
  • Make sure that you’ve correctly installed USB Drivers for the Galaxy S4 I9505 on the PC.
  • Your Galaxy S4 should be rooted with the latest version of CWM recovery already installed.
  • The Bootloader of the phone should be unlocked.
  • Verify the battery level of your Galaxy S4, and it should be charged at least about 80% before going ahead with the installation instructions to prevent unexpected shutdowns during the firmware installation.

Required Files:

Steps to Update Galaxy S4 LTE I9505 to Android 5.1.1 AICP Lollipop Custom ROM:

Follow the given step by step guide to update Galaxy S4 with Android 5.1.1 Lollipop:

Step No 1: – First, download Android 5.1.1 AICP custom ROM ( for Galaxy S4 (I9505) on the desktop of the PC.

Step No 2: – Plug your device to the PC using its USB data cable and mount its USB memory storage.

Step No 3: – Transfer Android 5.1.1 AICP ROM .zip file which you’ve already downloaded from the above li to the root folder of your SD card on the phone.

Step No 4: – in order to- Unplug the Galaxy S4 (I9505) from the PC and potoOFF boot into Recovery Mode.

Step N o 5:- Power ON the device while pressing and holding Volume Up +Home + Power buttons at the same time to enter into Recovery Mode.

Step N o 6:- While your device is now in CWM Recovery, perform wipe data/factory reset, wipe cache partition and wipe Dalvik cache also by navigating to Advanced > Wipe Dalvik Cache.

Note:- Wipe Dalvik cache will help you to prevent boot loops and other errors while ROM installation.

Step N o 7:- Go back to the main Recovery Menu and choose install zip from SD card → choose zip from sd card.

Step N o 8:- Navigate to the Android 5.1.1 AICP custom ROM .zip file which you’ve already transferred to the SD card of your device previously. Select the ROM .zip file using the Power button and confirm the installation to begin.

9:- Navigate to +++++Go Back+++++ once the installation is completed. From Recovery Menu, reboot your device by selecting reboot system now.

Your Galaxy S4 GT-I9505 will be rebooted and may take about 4 to 5 minutes to boot for the first time after installation.

That’s All! You’ve successfully updated Galaxy S4 I9505 to Android 5.1.1 Lollipop via AICP custom ROM.

Let us know in the comments area below if you have any question or trouble while installing AICP ROM featuring Android 5.1.1 Lollipop on your Galaxy S4.

Aamir Jamal

An Android Geek and audiophile who love to read and write reviews/tutorials about gadgets and new tech stuff. He has written 1007 guides and other posts.

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