Download the APS Live Link plugin from the UE Marketplace.
Read the Live-Link Plug In setup Setup Tutorial
Blender Live-Link:
Realtime motion capture in Blender scenes usin the live-link plugin for unlimited realtime mocap sync in the Blender viewport, using the Blender live link addon you can record directly in the viewport. Or use the live link armature to drive the constraints of other characters.
Everything is included with the game! Click the "Blender Live-Link" button to create the output folder (see tutorial):
See Also Unreal Engine Live-Link with Quest Finger Tracking:
Realtime motion capture in Unity scenes.
Live streaming avatars in Unreal Engine using the live link plugin for Unity included in the APS_SDK.