Home / How To / [Guide] Install HD Voice on Samsung Galaxy S3 GT-i9300 / GT-i9305

[Guide] Install HD Voice on Samsung Galaxy S3 GT-i9300 / GT-i9305

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

Warning
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:

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  • 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

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