1. Download this Dolby Atmos zip file – Download Link
  2. Save this zip on your sdcard or internal storage
  3. Now reboot into your phones recovery mode……… flash this zip file & reboot
  4. Done….. now do settings in Dolby Atmos as per your requirements
  5. For uninstallation of dolby Atmos, flash this zip through recovery – Download Link
  6. Reboot……….. Done