Android: Sony Xperia – Backup Xperia DRM/BA2 Key with BackupTA

Sony Xperia mobile comes with DRM/BA2 key to enable Sony proprietary features such as Bravia Engine 2 in Sony Movies app. If you unlock or accidentally flash TA partition, your key will be lost forever.

Fortunately, XDA developer, DevShaft, has created a tool called BackupTA to backup TA partition for future recovery.

 

BackupTA References:

 

Pre-requisites:

S1-1. Sony Xperia devices must be ROOTED first

S1-2. Enable USB Debugging mode

Android44_0001

 

Steps to Backup:

S2-1. Download and Unzip BackupTA script

S2-2. Execute Backup-TA.bat

S2-3. BackupTA will show license and warning. Press any key to continue

BackupTA_0001

S2-4. Plug in your USB cable and check your phone to allow prompt Allow USB debugging? to enable

BackupTA_0002

Android44_0002

S2-5.  Select Option 1 to start Backup

BackupTA_0003

BackupTA_0004

S2-6. Navigate to BackupTA Backup folder to check BackupTA image file in ZIP archive

BackupTA_0005

S2-7. Lastly, use two different ZIP software to check the archive is not corrupted (just to be safe)

BackupTA_0006

<

p style=”padding-left: 30px;”>BackupTA_0007

Leave a Reply

Your email address will not be published. Required fields are marked *

three × 1 =

YLNotes: Yunlong Notes © 2017 Frontier Theme