The UV Editor has a grid feature that lets you accurately control the position and spacing of UVs when you move, rotate, or scale them.
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Show or hide the grid. |
In the UV Editor, click the Toggle Grid button on the toolbar or choose View > Grid.  |
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Change the grid. |
In the UV Editor, right click the Toggle Grid button on the toolbar or choose View > Grid > |
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Snap UVs to the grid. |
Use grid snapping (hold x). |
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Change how UVs snap. |
Double-click the Move tool to open its options panel. Use the Retain Component Spacing option to control how UVs snap: When off, all selected UVs will snap to the same point. When on, selected UVs will keep their positions relative to each other as they move. |
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Snap UVs to pixels. |
In the UV Editor, click the Toggle Snap to Pixel button in the toolbar, or choose Image > Pixel Snap.  To control whether snapping is to pixel corners or centers, display the Move Tool options, (make sure focus is on the UV Editor) and set Placement to Snap Corner or Snap Center. |
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