That link was for 3.5 because that's the Godot version identified by the original poster. As for Godot 4, yes, it's suitable for Android builds. Here's the same page as linked above, but for Godot 4.
https://docs.godotengine.org/en/4.0/tutorials/export/exporting_for_android.html
And, the 4.0 version of page linked above containing this:
Godot Engine is a feature-packed, cross-platform game engine to create 2D and 3D games from a unified interface. It provides a comprehensive set of common tools, so users can focus on making games without having to reinvent the wheel. Games can be exported in one click to a number of platforms, including the major desktop platforms (Linux, macOS, Windows) as well as mobile (Android, iOS) and web-based (HTML5) platforms.