Tethering Enable

Starting in Android 4.3, some code is added to AOSP that tagged your internet traffic when you were running a mobile hotspot ,

There are four ways for unrestricted tethering -

1.Use the "Tethering Enable" and follow those instructions , without connecting the device to a computer , no root required:

*Start this app , Click "Tethering Enable"
*Click the APN of using
*Click "APN type"
*Add ",dun" into APN type list
*Click "Ok" and exit

2.This can be fixed permanently using the following procedure , connecting the device to a computer but no root required:

*Enable developer mode (Go to Settings -> About phone, and click on the build number until the developer mode is enabled).
*Enable USB debugging under Settings -> Developer options
*Connect the device with a USB cable to a computer with the Android SDK platform tools installed
*Start an adb shell: "adb shell"
*In the adb shell, run this command: "settings put global tether_dun_required 0"

3.For rooted phones, this alternate procedure can be done without connecting the device to a computer:

*Root the phone
*Install a SQLite editor such as SQLite Debugger
*Using the SQLite editor, navigate to the file /data/data/com.android.providers.settings/databases/settings.db (this is the part that requires root)
*Enter the database global
*Change the value of field tether_dun_required to 0.

4.For rooted phones, > Android 6.0 , this alternate procedure can be done without connecting the device to a computer:

*Root the phone
*Install a Root-Enabled File Browser or build.prop Editor
*Using the editor, navigate to the file /system/build.prop (this is the part that requires root)
*Add a new line : "net.tethering.noprovisioning=true"