You can change the name of any fabric.
To change a fabric name:
If the Materials tab is not already open, on the Resources tabs, click Materials.
On the Materials tab, hover over the fabric whose name you want to change.
Click . A menu is displayed.
If using large thumbnails, Clone Fabric displays instead as a separate icon when you hover over the fabric.
Lotta 2019 April Edition and newer
Lotta 4.0 and older
Click Rename. The Rename Material dialog box is displayed.
Type in the new name.
Select or clear Apply to all Colorways according to whether you want the new name to be applied to all colorways.