android phone
A man plays with a HTC Desire smartphone at a mobile phone shop in Taipei Reuters/Pichi Chuang

AT&T Samsung Galaxy Note 2 can get Android 5.1.1 Lollipop features by simply installing a custom ROM such as CyanideL. CyanideL custom ROM also offers AdBlocker, Expanded Desktop, Heads-Up Notifications, Privacy Guard, Nova Launcher and more on top of Android 5.1.1 Lollipop.

Requirements:

1. Apply this custom to the AT&T Samsung Galaxy Note 2 SGH-I317 only.

2. The device must have root access and runs a custom recovery such as ClockworkMod recovery.

3. Create a manual backup of all data files stored on the phablet.

4. Make sure that the battery level is at least 80 per cent to avoid power interruption.

5. Enable USB Debugging mode on the AT&T Galaxy Note 2 found in the Settings menu.

6. Download and install USB Drivers for the device to the computer.

7. Download the CyanideL 5.1.1 custom ROM and the Google Apps to the computer.

Warning: We are not responsible for any errors which may occur on the Samsung Galaxy Note 2 I317. Read and follow the instructions to avoid damaging the device. Do this at your own risk.

Flashing Instructions:

1. Connect the AT&T Samsung Galaxy Note 2 to the computer using a USB cable.

2. Copy and paste CyanideL 5.1.1 custom ROM and Google Apps zip files to the microSD card of Galaxy Note 2. No need to extract the zip files.

3. Disconnect the Galaxy Note 2 then switch it off.

4. Reboot into Recovery mode by pressing and holding the volume up, home and power keys at the same time.

5. Inside the Recovery mode, create a backup of the current ROM by selecting “backup and restore > backup.” You can restore the saved ROM anytime to revert back the changes.

6. Perform a full wipe on the phablet by selecting “wipe data/factory reset” and “wipe cache partition” then “advanced > wipe Dalvik cache.”

7. Now install the CyanideL 5.1.1 custom ROM by selecting “install zip from SD card > choose zip from SD card > select the custom ROM zip file > confirm installation.” Use the same method for the Google Apps zip files.

8. After the installation, go back to the main menu and select “reboot system now.”

AT&T Samsung Galaxy Note 2 I317 will restart automatically and may take up to five minutes before reaching the home screen. For bugs and issues about the ROM, kindly send feedback to CyanideL Android 5.1.1 XDA webpage for AT&T Samsung Note 2 I317.

To report problems or leave feedback on this article, email: ryaninoyori@gmail.com