Need help with mixamo

So, I want to use my character for mixamo animations, but I keep getting this error:
First i did this

As you can see I have placed it in the correct position, after I click the auto rig button, this error shows up:

If you know how to fix it, please help me.

I know it’s been a while and you’ve probably figured it out. But just in case for others…

I’ve been trying the same thing with my blocky character.

But I saw here, that blocky characters don’t have a neck. That’s why it doesn’t rig.

So, I tried another one which had a neck and wrists. I think it needs it to be more human looking. And less blocky.
This one rigged:

Also in Skeleton LOD I had to select the one with no fingers.

Character looked pretty cool after that:

1 Like

Alr thank you for your help! I appreciate it.