First, install the app you want to edit on your phone. Once it’s installed, open the APK editor and tap on “Installed Apps.”

On this screen, find the app you want to edit. You can type its name—entering just part of the name is fine and will still show relevant results. when you find it the click on it.

Click ON "Full edit": for editing portals and changing any urls

Click on Files

Click on Smali to decode the files

Now use the search function to find what you need to edit. Once you’ve made your changes, click “Save.”

To compile the APK, press the button in the top-right corner.

Download the APK
if youn still have no clue see this video: [youtube]https://www.youtube.com/watch?v=oKmXsjvzn2I[/youtube]