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How to Install Viper4Android on Nougat 7.0

Ever since Android 5.0 Lollipop released, getting ViPER4Android to work magic on music played on Android devices has been a challenge for the users. The change of SELinux policy from permissive…

Ever since Android 5.0 Lollipop released, getting ViPER4Android to work magic on music played on Android devices has been a challenge for the users. The change of SELinux policy from permissive to enforcing broke ViPER4Android pretty bad. But soon…

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Ever since Android 5.0 Lollipop released, getting ViPER4Android to work magic on music played on Android devices has been a challenge for the users. The change of SELinux policy from permissive to enforcing broke ViPER4Android pretty bad.

But soon came a workaround to use ViPER4Android on Lollipop while still running SELinux in enforcing mode (to ensure device security). The trick worked on Android 6.0 Marshmallow as well. But with Android 7.0 Nougat update, folks over at xda have came up with an even easier way to get ViPER4Android working with sepolicy set to enforcing.

For the unknown, ViPER4Android is the mother of all sound MODs available for Android devices. And it’s not device specific. You can install ViPER4Android on any Android device and enjoy rich music experience on your device without spending a single penny on sound component hardware upgrades.

User guitardedhero over at xda has shared a zip file of ViPER4Android that you can install/flash using a custom recovery like TWRP on your Android device. This zip installs ViPER4Android on Nougat without a flaw. We tested it on our Nexus 5X and 6P running the latest builds of Android 7.0 Nougat.

Note: The ViPER4Android files and installation instructions shared on this page might also work for Lollipop and Marshmallow releases of Android.

Grab the recovery flashable ViPER4Android 2.5.0.5 zip file from the download link below and follow the quick instructions to get it working on your Android Nougat device.

[ecko_button target=”blank” size=”6″ radius=”3″ style=”ghost” background=”#a161bf” color=”#333333″ url=”http://downloadmirror.co/2zYA/ViPER4Android_2.5.0.5_guitardedhero.zip”]Download ViPER4Android 2.5.0.5[/ecko_button]

How to Install ViPER4Android on Nougat

  1. Make sure you’re rooted and have TWRP recovery installed on your device.
    └ For help, follow our guide on How to Root Android 7.0 Nougat.
  2. Download the ViPER4Android_2.5.0.5_guitardedhero.zip file from the download button above and transfer it your device’ internal storage.
  3. Boot into TWRP recovery and install/flash the ViPER4Android_2.5.0.5_guitardedhero.zip file to your device.
  4. Reboot phone.
  5. Download/install a root file explorer app (we recommend ES File Explorer).
    └ On ES File Explorer, swipe-in from left and turn on Root explorer feature. And don’t forget to grant root access when asked.
  6. Now using your root explorer app, go to /vendor/etc/ directory on the device and rename audio_effects.conf to audio_effects.conf.bak.
  7. Open ViPER4Android FX app on your phone (it installed when you flashed the zip file in step 3 above).
  8. You’ll get a notification to install V4A driver. Select YES.
  9. It’ll take some time to install V4A driver, and while doing so it might even look like it’s stuck but you don’t worry. It’s doing its job and will finish soon.
    └ If Android gives an error that the app has stuck/stopped. Be sure to select the wait option, don’t force close it.
  10. Once you get the Driver installed message on screen, reboot your device.

That’s all. Enjoy ViPER4Android music MOD on your Android device running on Nougat.

 

139 responses to “How to Install Viper4Android on Nougat 7.0”

  1. b.arvind3 Avatar
    b.arvind3

    i’m using gt-s7582 i have installed custom rom resurrection remix 7.1.1 and i have installed supersu from playstore then busybox from playstore …
    i tried
    system/xbin ,
    system/bin,
    su/xbin,
    su/bin
    for busybox installation path,
    after flashing v4a 2.5.0.5 zip i have renamed “system/etc/audio_effects.conf.bak” (because there was no folder named “etc” in “vendor” folder) for the first time it was working properly but after reboot viper is unable to install audio drivers it’s showing error busybox not found but i checked through busybox checker it is installed guys please help me i have flashed rom several times but the problem remains same.

    1. dharmu Avatar
      dharmu

      audio_effects.conf.bak
      Delete .bak as it was before, Now try to install u will succeed.
      I had same issue

      1. Cade Gamble Avatar
        Cade Gamble

        You my friend are my hero

  2. Guest Avatar
    Guest

    LIT

  3. Guest Avatar
    Guest

    LIT

  4. Adam Baxter Avatar
    Adam Baxter

    LIT

  5. Guest Avatar
    Guest

    I’ve do it on Nougat stock (OTA India) MotoG4 XT-1621 using ElementalX kernel and didn’t work properly, everything looks fine, just doesn’t process any sound at all…
    I mean driver status normal but no processing…

  6. Guest Avatar
    Guest

    I’ve do it on Nougat stock (OTA India) MotoG4 XT-1621 using ElementalX kernel and didn’t work properly, everything looks fine, just doesn’t process any sound at all…
    I mean driver status normal but no processing…

  7. Saúl Avatar
    Saúl

    I’ve do it on Nougat stock (OTA India) MotoG4 XT-1621 using ElementalX kernel and didn’t work properly, everything looks fine, just doesn’t process any sound at all…
    I mean driver status normal but no processing…

  8. Guest Avatar
    Guest

    Well after searching… https://forum.xda-developers.com/android/software/viperaudio-viperatmos-3-8-sq-driver-t3289075/page344

    Viper 6.0.

    Just flash and enjoy no need to mod anything

  9. Guest Avatar
    Guest

    Well after searching… https://forum.xda-developers.com/android/software/viperaudio-viperatmos-3-8-sq-driver-t3289075/page344

    Viper 6.0.

    Just flash and enjoy no need to mod anything

  10. Saúl Avatar
    Saúl

    Well after searching… https://forum.xda-developers.com/android/software/viperaudio-viperatmos-3-8-sq-driver-t3289075/page344

    Viper 6.0.

    Just flash and enjoy no need to mod anything

  11. Guest Avatar
    Guest

    Try setting selinux to permissive

  12. Guest Avatar
    Guest

    Try setting selinux to permissive

  13. Guest Avatar
    Guest

    there is a file viper 6.0 on xda thread… but u have to search it bcs won’t let me put the link… i just flash it doing nothing else…

  14. Guest Avatar
    Guest

    there is a file viper 6.0 on xda thread… but u have to search it bcs won’t let me put the link… i just flash it doing nothing else…

  15. lori tibitoski Avatar
    lori tibitoski

    Try setting selinux to permissive

  16. Saúl Avatar
    Saúl

    there is a file viper 6.0 on xda thread… but u have to search it bcs won’t let me put the link… i just flash it doing nothing else…

  17. Guest Avatar
    Guest

    Now using your root explorer app, go to /vendor/etc/ directory on the device and rename audio_effects.conf to audio_effects.conf.bak.
    Anybody, how to navigate to said directory?

    1. Guest Avatar
      Guest

      just type vendor on search bar in es explorer

  18. Guest Avatar
    Guest

    Now using your root explorer app, go to /vendor/etc/ directory on the device and rename audio_effects.conf to audio_effects.conf.bak.
    Anybody, how to navigate to said directory?

    1. Guest Avatar
      Guest

      just type vendor on search bar in es explorer

  19. Wentao Avatar
    Wentao

    Now using your root explorer app, go to /vendor/etc/ directory on the device and rename audio_effects.conf to audio_effects.conf.bak.
    Anybody, how to navigate to said directory?

    1. Tharishka Kumarasiri Avatar
      Tharishka Kumarasiri

      just type vendor on search bar in es explorer

  20. Guest Avatar
    Guest

    Works perfectly, thank you man 😀

  21. Guest Avatar
    Guest

    Works perfectly, thank you man 😀

  22. Sani B Avatar
    Sani B

    Works perfectly, thank you man 😀

  23. Guest Avatar
    Guest

    This worked on my nougat LG v20 except after flashing the zip Viper didnt appear to be installed so I had to download and install the official viper4android 2_5_0_5 apk after renaming the conf file. So now Viper works perfectly.

    Before stumbling upon this article, my v20 said it installed the v4a driver and it wouldn’t exist after reboot.

  24. Guest Avatar
    Guest

    This worked on my nougat LG v20 except after flashing the zip Viper didnt appear to be installed so I had to download and install the official viper4android 2_5_0_5 apk after renaming the conf file. So now Viper works perfectly.

    Before stumbling upon this article, my v20 said it installed the v4a driver and it wouldn’t exist after reboot.

  25. Brian H Avatar
    Brian H

    This worked on my nougat LG v20 except after flashing the zip Viper didnt appear to be installed so I had to download and install the official viper4android 2_5_0_5 apk after renaming the conf file. So now Viper works perfectly.

    Before stumbling upon this article, my v20 said it installed the v4a driver and it wouldn’t exist after reboot.

  26. Guest Avatar
    Guest

    Don’t work without set selinux to enforced! (selinux mode changer). No good way!!!
    I made a dirty flash to remove the App and installed the “ViPER4Android_FX_v2505_A7.x_Nougat_IO_test_fix.apk” from the original XDA-Thread. Now it works fine for me! (HTC One M8).

    1. Guest Avatar
      Guest

      P.S.: The audio_effects.conf must be renamed too, of course!

  27. Guest Avatar
    Guest

    Don’t work without set selinux to enforced! (selinux mode changer). No good way!!!
    I made a dirty flash to remove the App and installed the “ViPER4Android_FX_v2505_A7.x_Nougat_IO_test_fix.apk” from the original XDA-Thread. Now it works fine for me! (HTC One M8).

  28. HeinBloed5259 Avatar
    HeinBloed5259

    Don’t work without set selinux to enforced! (selinux mode changer). No good way!!!
    I made a dirty flash to remove the App and installed the “ViPER4Android_FX_v2505_A7.x_Nougat_IO_test_fix.apk” from the original XDA-Thread. Now it works fine for me! (HTC One M8).

    1. HeinBloed5259 Avatar
      HeinBloed5259

      P.S.: The audio_effects.conf must be renamed too, of course!

  29. Guest Avatar
    Guest

    V4A won’t seem to work no matter how it’s installed. Using Resurrection 5, Nougat Based, if flashed in recovery it can’t be grunted root access, and if installed as user app it keeps asking to install driver after reboot even though driver status says “installed”. Every thing else has a “No” on it. Tried various Viper Mods including Arise but all won’t work . Also renamed “con” to “con.bak” and disabled “MusicFx”. Any help?

    1. Guest Avatar
      Guest

      What error does it show if you flash the mod via recovery?

  30. Myers Madubansi Avatar
    Myers Madubansi

    V4A won’t seem to work no matter how it’s installed. Using Resurrection 5, Nougat Based, if flashed in recovery it can’t be grunted root access, and if installed as user app it keeps asking to install driver after reboot even though driver status says “installed”. Every thing else has a “No” on it. Tried various Viper Mods including Arise but all won’t work . Also renamed “con” to “con.bak” and disabled “MusicFx”. Any help?

    1. Dhananjay Bhardwaj Avatar

      What error does it show if you flash the mod via recovery?

  31. Guest Avatar
    Guest

    You guys should be linking to his thread to where you got the files just as a show of intergirty, mostly for security’s sake.

  32. WittyPixel Avatar
    WittyPixel

    You guys should be linking to his thread to where you got the files just as a show of intergirty, mostly for security’s sake.

  33. Guest Avatar
    Guest

    Would this mod fix audio lag/latency issues when play video by any chance?

    1. Guest Avatar
      Guest

      No. It’s an audio enhancement software. For your situation, you might have to look for your device specific fix at XDA or other relevant forums/websites.

  34. PallidBoy Avatar
    PallidBoy

    Would this mod fix audio lag/latency issues when play video by any chance?

    1. Dhananjay Bhardwaj Avatar

      No. It’s an audio enhancement software. For your situation, you might have to look for your device specific fix at XDA or other relevant forums/websites.

  35. Guest Avatar
    Guest

    Worked like a charm running SlimRom 7 on Moto X Pure. Thanks OP.

  36. smithmal Avatar
    smithmal

    Worked like a charm running SlimRom 7 on Moto X Pure. Thanks OP.

  37. Guest Avatar
    Guest

    great job, thx

  38. okul Avatar
    okul

    great job, thx

  39. Guest Avatar
    Guest

    worked perfectly running lineage OS 14.1 on s4 gt-i9500

    1. Guest Avatar
      Guest

      HOW?!? My viper apk doesnt ask for root

  40. HMZ Avatar
    HMZ

    worked perfectly running lineage OS 14.1 on s4 gt-i9500

    1. Tacuarita Avatar
      Tacuarita

      HOW?!? My viper apk doesnt ask for root

  41. Guest Avatar
    Guest

    Thank you very much for your guide, was the only way to get ViPER4Android installed on my OPO with lineage OS 14.1

    By the way, is it normal that in “driver status” it says “Status: abnormal” and “Audio Format: Unsupported” ?

  42. Emiliano Dalla Avatar
    Emiliano Dalla

    Thank you very much for your guide, was the only way to get ViPER4Android installed on my OPO with lineage OS 14.1

    By the way, is it normal that in “driver status” it says “Status: abnormal” and “Audio Format: Unsupported” ?

  43. Guest Avatar
    Guest

    Thank you very much for your guide, was the only way to get ViPER4Android installed on my OPO with lineage OS 14.1

    By the way, is it normal that in “driver status” it says “Status: abnormal” and “Audio Format: Unsupported” ?

  44. Guest Avatar
    Guest

    worked perfectly running lineage OS 14.1 on s4 gt-i9500

    1. Guest Avatar
      Guest

      HOW?!? My viper apk doesnt ask for root

  45. Guest Avatar
    Guest

    great job, thx

  46. Guest Avatar
    Guest

    Worked like a charm running SlimRom 7 on Moto X Pure. Thanks OP.

  47. Guest Avatar
    Guest

    Would this mod fix audio lag/latency issues when play video by any chance?

    1. Guest Avatar
      Guest

      No. It’s an audio enhancement software. For your situation, you might have to look for your device specific fix at XDA or other relevant forums/websites.

  48. Guest Avatar
    Guest

    You guys should be linking to his thread to where you got the files just as a show of intergirty, mostly for security’s sake.

  49. Guest Avatar
    Guest

    V4A won’t seem to work no matter how it’s installed. Using Resurrection 5, Nougat Based, if flashed in recovery it can’t be grunted root access, and if installed as user app it keeps asking to install driver after reboot even though driver status says “installed”. Every thing else has a “No” on it. Tried various Viper Mods including Arise but all won’t work . Also renamed “con” to “con.bak” and disabled “MusicFx”. Any help?

    1. Guest Avatar
      Guest

      What error does it show if you flash the mod via recovery?