How to: Increase Speaker / Headphone Volume on Galaxy S4 – I9500, I9505, E300S-K

Are you also one of those fellows who feel that the sound output power of Galaxy S4 is a bit below par? If you have been an iPhone user, you might realize that the iPhone’s in-call sound, ringing speaker sound and headphone sounds are quite more powerful than of the Samsung Galaxy S4. This is because Samsung follow their own safe listening level rules. The device and the hardware actually are more powerful and sound levels are only restricted in the software which can be easily increased.

Galaxy_S4

GT-I9500

GT-I9500 is the international octa-core variant of Samsung Galaxy S4. For increasing the sound levels on this device, follow the steps below:

  1. Make sure you have a custom recovery (CWM or TWRP) installed on your GT-I9500. If not, you can follow our guide linked below:
  2. Now download and copy this zip file to your phone’s internal storage:
  3. Boot your phone into recovery by powering it off and holding down ‘Volume Up’ + ‘Home’ + ‘Power’ keys.
  4. It is strongly recommended that you make a nandroid backup of your phone by choosing the ‘Backup and Restore’ option in recovery. If something goes wrong, you can always restore this backup.
  5. From recovery, choose ‘Install’ and then choose the zip file you copied earlier to your phone’s internal storage’
  6. Reboot and enjoy.

GT-I9505

GT-I9505 is the international quad core variant of Samsung Galaxy S4. For increasing the sound levels on this device, follow the steps below:

  1. Make sure you have a custom recovery (CWM or TWRP) installed on your GT-I9505. If not, you can follow our guide linked below:
  2. Now download and copy this zip file to your phone’s internal storage:
  3. Boot your phone into recovery by powering it off and holding down ‘Volume Up’ + ‘Home’ + ‘Power’ keys.
  4. It is strongly recommended that you make a nandroid backup of your phone by choosing the ‘Backup and Restore’ option in recovery. If something goes wrong, you can always restore this backup.
  5. From recovery, choose ‘Install’ and then choose the zip file you copied earlier to your phone’s internal storage’
  6. Reboot and enjoy.

SHV-E300S, SHV-E300K

SHV-E300S and SHV-E300K are the Korean variants of octa-core Samsung Galaxy S4. For increasing the sound levels on these devices, follow the steps below:

  1. Make sure you have a rooted SHV-E300S/K. If not, you can follow our guide for rooting it:
  2. Install ‘Root Browser’ or any other root explorer of your choice from the Play Store:
  3. Open root explorer and navigate to /system/etc/ysound.xml and open it.
  4. In ysound.xml, change the volume level from ’81’ to ‘100’. 81 was the default value here.
  5. Save this file and exit root explorer.
  6. Reboot your device and enjoy.
  • Sergiu

    Does this work on Android 4.3? Because I tried other sound booster(beats audio) and got bootloop.

  • Aziq

    Hi.Is this working flawless?Please reply.Thank you

  • Konairell

    How do I remove changes made by this flash?