You can manually edit the following files in packages folder:
In MetaHumanForHoudini\lib\mh_hou_groom_tools\1.0.1\package\mh_hou_groom_tools.json
change:
"houdini_version == '20.5' or houdini_version == '21.0'"
to:
"houdini_version == '20.5' or houdini_version == '21.0' or houdini_version == '22.0'"
In MetaHumanForHoudini\package\mh4h.json
change:
"houdini_version == '20.5' or houdini_version == '21.0'"
to:
"houdini_version == '20.5' or houdini_version == '21.0' or houdini_version == '22.0'"
MetaHumanForHoudini\package\mh4h\plugin\plugin_info.json
change:
"Supported": [
"houdini-20.5.684",
"houdini-21.0.700",
"python-3.11.9"
],
to:
"Supported": [
"houdini-20.5.684",
"houdini-21.0.700",
"houdini-22.0.368",
"python-3.11.9"
],
It works for me