The app used for this >>>
https://appsnscripts.com/index.php?...-mod-premium-requested.4842/page-2#post-44648
How to Add / Remove / Change DNS
https://appsnscripts.com/index.php?...-mod-premium-requested.4842/page-2#post-44648
*. apktool or np manager or any apk decomple tool
*. A convenient text editor for you
*. basic knowledge of json formatter
How to Add / Remove / Change DNS
Change Intro Video*. Go to assets folder in inside apk file
*. open "rtx.json" file using any Text Editor
"dnsname" is the name associated with your DNS
"rtxurl" is your DNS url and port
An example
replace assets folder -> intro.mp4