Samsung Galaxy S2 is the latest device to get upgrade support for Android 6.0.1 Marshmallow via AICP custom firmware. AICP will give Galaxy S2 a vast array of custom features and improvements for users to enjoy.
Samsung Galaxy S2 units with model number I9100 can now get the latest software update as AOKP just released support for Android 6.0.1 Marshmallow. AOKP was already released to other devices, including Galaxy S5 and OnePlus One.
On top of the customization options and new features, Galaxy S2 will also get the Vanilla user interface and a stable device performance.
It is highly recommended to back up all necessary data stored on the phone, including the downloaded apps since installing the ROM will clear all memory spaces of the device. Charge up the phone to at least 80% to prevent power interruption which might cause damage on the phone.
Before deciding to download and install the ROM to the phone, here are a few things that should be done:
1. Never try the ROM on other versions or models.
2. Download and install USB driver for this version.
3. Enable USB debugging mode from developer menu.
4. Download and install a custom recovery tool on the phone like CWM or TWRP.
5. Back up necessary data.
To begin with the update for Samsung Galaxy S2 I9100, here are simple steps:
1. Download the AICP Android 6.0.1 Marshmallow ROM here.
2. Download the Google Apps here.
3. Press hold simultaneously the volume +, home and power buttons to restart phone into Recovery mode.
4. Perform Nandroid backup of the existing ROM. This will allow users to get back to the original software version once ROM is updated. To do this, go to Backup and Restore > Backup again. Once back is complete, go back to main recovery menu.
5. Choose "Wipe data/factory reset." Tap "Yes" to confirm action.
6. Once completed, go back to CWM recovery menu > Wipe Cache Partition > Wipe Dalvik Cache.
7. Tap Select Install zip from sdcard > Choose a zip from SD card. Find the downloaded AICP ROM and select it by pressing the power button. Tap "Yes" to confirm action. Installation shall begin.
8. Once completed, go back to third step to install the Google Apps.
9. Once completed, go back to the main recovery menu. Select "Reboot system."
To check the software, go to Settings > About phone.
