You're welcome, Zed! ^^
Look what I found: https://partyvaper.github.io/autotile-converter/

I found here: https://www.reddit.com/r/godot/comments/18nxy2f/made_webbased_tool_to_qu...
This site can convert RPG MAKER's Autotile to GODOT's Autotile.

I wish you success in your projects! A big hug.