Hello @YASSUO127!
Checking around the community, a similar scenario took place in another thread, where the user had an imported model, and retargeting the animations altered the model, and moved it away from position. The issue was related to a scaling conflict with Blender. Please check the details here:
Also, if you are working with UE 5.7, there’s an experimental plugin called Relative IK Op, an alternative to IK Rig, that you can test for your model. The video guide below shows how to work with it:
