- In the
UV Editor > Tools menu >
Smooth >
Lets you interactively unfold or relax UVs. Select a group of UVs, and then drag the
Unfold or
Relax controls to the right.

The following options appear in the Tool Settings window when you select .
Smooth Settings
- Pin Borders
-
When on, the border UVs of the selected UV set will not move when the Unfold or Relax controls are moved.
- Space
-
Allows you to adjust whether you Unfold or Relax the UVs in UV Space or World space.