How can I make the feet of an idle animation stick to the ground?

Support Animation and Rigging
1

Hi. I am animating using a mixamo rig… I need to stick the feet to the floor.
the character is on a idle position, making small body movements… but the feet go crazy.
how can i do it?

2

HI, if you can link the file here, i will have a look and let you know.

3

thank you so much! will do that later