UUserWidget::SetPositionInViewport does not function as intended

The Set Position in Viewport node does affect UserWidgets position. It keeps it

4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21  (CL - 4465720), 4.22 (CL - 44654877)

1. Download the attached project
2. Set the position in the Set Position in Viewport node located in the Level Blueprint
3. PIE

Expected: User widget reflects the change in viewport position

Result: User widget keeps the same position