Adjusts texture coordinates in the UV viewport by painting.
Using UV Brush
Make sure the object has UVs and a Material assigned to it.
You also need to have a texture projected onto a model in order to use the UV Brush tool. This tool lets you move the UV texture coordinates by brushing. This is useful when you want to minor edits.
Select your model.
Click the UV Brush tool on the Texture tab.
Drag the brush tool over the UVs to move them.
For general brush information see the Brush tool help.
For specific parameter help see the UV Brush
Customize the shelf
How to change the look of the shelf, change and rearrange its contents, and create your own shelf tools.
Shelf configuration file format