🧭 How to Use Vertex Group Renamer (VGR)

1. Open the Add-on Panel

After installing and enabling Vertex Group Renamer, open the Vertex Group Renamer panel in the Properties > Object Data tab (the one with the green triangle icon).

2. Select the Object

Choose the object that contains the vertex groups you want to rename.

3. Choose Your Operation

You can perform one or more of the following actions:

• Find and Replace Replace specific text in all vertex group names.
  Example: Replace "Left" with "L_" → Left_Arm becomes L_Arm.

• Add Prefix / Suffix Add text before or after all vertex group names.
  Example: Prefix "Char_" → Head becomes Char_Head.

• Change Case — Convert names to:

  • UPPERCASE

  • lowercase

  • Title Case (first letter capitalized)

  • Capitalize Each Word

4. Apply Changes

After setting your options, click “Rename” (or your button name if it’s different).
The add-on will automatically update all vertex group names for the selected object.