Editor of curves. Add feature: select the whole curve and shift it by entering a digital value.
There are situations when the settings do not work:
Animation - Motion Setting Options - Align Actor Motion; Align to Actor Orientation; Reset Motion Root; Reset Motion Root Rotation.
Demonstration: https://youtu.be/sSQuiv7luMc.
I'v attached project.
To connect the movements with preserv transition time.
To equalize the movements relative to each other. To exclude sliding. To exclude strange jumps.