I’m going to download it. It tells me to use the plugin.
I use the plugin I use the plugin and add it.
I try to assign a skeleton
Error

If I have touched or modified something? No, it’s just the default.
Is there a problem with the versions?
I’m going to download it. It tells me to use the plugin.
Is there a problem with the versions?
It is made for old versions.
So the “bones” will not match the maximum or minimum of the current version.
Although it is very strange if I selected version 5
They may not have updated it and it appears in the UE5 section but the presets are from an earlier version. It’s time to wait for them to fix it, I guess.
It appears in the UE5 section but the presets may be from an older version.
Even if someone finds a “fix as a patch”, fixing this is not our concern. So until they fix it, we’ll just have to wait.