How to flash Slim Bean ROM for the Galaxy S3 I747

The lighter the better! This is precisely the point why many users have opted to stick with ROMs that don't have useless bloatware or unwanted stock applications. It means more freed-up precious memory space, improved performance, and better speed. Of course, the most famous slim custom ROMs are the Slim ROMs, which we have already been featured on several new devices such as the Google Nexus 4, Google Nexus 7, and the Verizon Samsung Galaxy S3. This time its the AT&T Galaxy S3′s turn to go slim.

Slim Bean is based on Google's latest Jelly Bean operating system without the annoying bloatware. Enjoy some neat features on your lockscreen and Notification drawer with version 3.1. This version also comes with Spanish translations for Settings. You can also customize this ROM some more by installing add-ons.

This guide shows you how to flash Slim Bean ROM for the Galaxy S3 I747.

Warning

The instructions in this guide are intended for use with the AT&T Samsung Galaxy S3 model number SGH-I747 or SGH-I747M. Applying these instructions on another device or model may produce undesired outcomes.
The information in this guide is provided for instructional and educational purposes only. There is no guarantee that these instructions will work under your specific and unique circumstances.
Use these instructions at your own risk. We shall not hold any responsibility or liability for whatever happens to you or your device arising from your use of the info in this guide.
Read and understand the whole guide first before actually performing the instructions.

Requirements

AT&T Galaxy S3 SGH-I747 / SGH-I747M with ClockworkMod Recovery installed.
- Check out our guide on how to flash ClockworkMod Recovery on your Galaxy S3.
Download the following:
- Slim Bean ROM (Slim-d2att-3.1.0-OFFICIAL.zip, 84.94 MB)
- Slim GApps (Slim_Gapps.zip, 21.1 MB)
- Optional downloads: Add-ons
  - SREC_VoiceDialer_Addon_GoogleNow (SREC_VoiceDialer_Addon_GoogleNow.zip, sha1sum: 8867681f961b16c41477bcd545fe3c39247534bf)
  - Photosphere (Photosphere.zip, 20.05 MB)
  - Face Unlock (Face_Unlock.zip, sha1sum: 14e42e5c94e589446920e1f0a34f73ec110a5dbd)
Backup all personal data on your phone to make sure you have a copy of your personal data (e.g., contacts, SMS, MMS, Internet settings, Wi-Fi passwords, and the like) in case the procedure in this guide erases such data.
- For backup tips, check our guides on how to sync your data to the cloud and how to create local backups of your mobile data.
Make sure that your phone's battery power is at least 50% to avoid interruption due to power loss that may cause damage to your phone.

Instructions

Upgrading from an earlier version of Slim Bean

Copy Slim-d2att-3.1.0-OFFICIAL and Slim_Gapps.zip to your phone's internal SD card.
Turn off your phone.
Boot into ClockworkMod Recovery Mode by holding the Volume Up, Power, and the Home button.
Create a NANDroid Backup. Go to Backup and Restore > Backup.
Select Wipe Cache Partition > Yes.
Select Advanced > Wipe Dalvik Cache > Yes.
Select Install ZIP from SD Card > Choose ZIP from SD Card > Locate and select Slim-d2att-3.1.0-OFFICIAL > Yes.
Repeat step 7 to install Slim_Gapps.zip.
Select Reboot System Now to reboot your phone.

Coming from another ROM

Copy Slim-d2att-3.1.0-OFFICIAL and Slim_Gapps.zip to the internal SD card of your phone.
Turn off your phone.
Boot into ClockworkMod Recovery Mode by holding down the Volume Up, Power, and the Home button until your phone's screen turns on.
Create a NANDroid Backup. Go to Backup and Restore > Backup.
Select Wipe Data/Factory Reset > Yes.
Select Mounts and Storage > Format /System > Yes.
Select Install ZIP from SD Card > Choose ZIP from SD Card > Locate and select Slim-d2att-3.1.0-OFFICIAL > Yes.
Repeat step 7 to install Slim_Gapps.zip.
Optional: Repeat step 7 to install your desired add-on package.
Select Reboot System Now to reboot your phone.