At some point in time, you might consider selling your Android smartphone or tablet, in which case it is best to remove the root access from your device. There are quite a few methods to do this, but here is one of the most secure and surest ways to do this.
In this tutorial, we are simply going to use the functions that are found in the SuperSU app that allows you to remove root access. The SuperSU app is then easily uninstalled manually. The next part is quite easy. The device used in this article was a Galaxy S4 and a Wiki Darknight, but this will work on all your Android devices.
Remove root access
1. Run the SuperSU app. If you’ve uninstalled it for whichever reason, all you need to do is reinstall it from the Google Play Store.SuperSU
2. Click on the Settings tab on the top right corner, and then click Full Unroot. Confirm with 'Continue'.
3. Once this operation is done, which takes a few minutes, you can reboot your Android.
4. Uninstall SuperSU.
There you go! you have now removed root access from your Android. You may want to confirm root has not been regranted via your kernel on reboot by using the app Root Checker to confirm you no longer have root privileges.Root Checker
If you possess a Samsung (Galaxy S4, Galaxy Note 3, Galaxy S3, etc), we have a tutorial on how to reset your flash counter to zero.
In the same context, Samsung Knox is also something many Samsung users don’t really want, so you can uninstall Knox as well with our tutorial.
Did this unrooting method work for you?