3. Drag the value text to the new position.4. Click to validate the
position.
Note that as a useful help, you can press the Shift button and
switch to the Snap to Point on or off mode. The mode is temporarily
changed (as long as you keep the button pressed).
When the Snap to Point
mode is on, as you select and drag the dimension value, an anchor
appears to help you locate the middle of the dimension.