Custom Character Sliding

I’ve previously made custom movement systems which worked as intended with custom rigged characters. I decided to rerig a character, despite changing the hipheight the character still slides around slowly. It’s not “stuck” inside the ground either so I’m not sure why it’s like that. I’ve tried another solution of ungrouping the character model and regouping it which usually solves the issue but when I do it on the character my starter character is just my regular character.

This is what it looks like currently: