Install HD Voice on Samsung Galaxy S3 GT-i9300 / GT-i9305 [Rooted And Un rooted]

Warning
[highlight bg=”#f0312e” color=”#f8ecec”]Steps presented in this tutorial involve risks. Neither gadgetmodder, or the author of this tutorial may not be held liable for any

It is strongly recommended that you perform a full backup of your system ( Nandroid Backup ) before handling! 

Pre Requirements

• Download the file that matches your version of phone in the section Installation below

HD Voice Installation On Rooted Samsung Galaxy S3 GT-i9300 / GT-i9305:

• Download Universal HD Voice Activator
• Place this. ZIP file on your SD card or directly in the phone memory
• Restart CWM Recovery mode (Vol up + Home + Power)
• Select ‘ install zip from SD Card ‘
• Then select the downloaded file and flash
• Restart
• Call on the phone the following code: * # 197328640 # and check that WB-AMR is on ON
• If this is not the case, do a Wipe Data / Factory reset from either the recovery or from the phone.

HD Voice Installation On Un Rooted Samsung Galaxy S3 GT-i9300 / GT-i9305:

• Download depending on your model i9300 HD ODIN VOICE ACTIVATOR or ODIN i9305 HD VOICE ACTIVATOR
• Flash the file . TAR with ODIN as CSC :

• Perform a Factory Reset ( Menu / Settings / Backup & reset and Restore settings. default )
• Call on the phone the following code: * # 197328640 # and check that WB-AMR is on ON
• To keep the OTA updates, reflash a Stock ROM as tutorials dedicated to your model

Disclaimer: All networks and operators are not necessarily compatible with HD voice