Procedure
1. From the Settings menu, select Presentation, then Custom Upload.
2. Locate the file that you want to rename, then check the box to its left.
3. Click Rename.
Note: This button is displayed when security setting 583: Custom Upload Rename is enabled.
The screen is shown with an additional section:
Renaming a File
4. In the New Name field, enter the new name of the existing file.
You cannot have spaces in your file name.
5. Click OK to save your changes.