XYZ Mapper is compatible with Blender 4.3+

XYZ Mapper works as an asset. To use it unpack XYZ Mapper zip file and set the unpacked folder as Asset Library.

For this tool it's recommended to use import method: Append & Reuse.

Once done you'll find it in the Asset Browser:

For detailed explanation of how this modifier works + tips + troubleshoot watch this video:

https://youtu.be/nuLeCZK2WGE