If you need to create a set of new folders in bulk, then AlomWare Toolbox is the answer! First, middle-click the folder's icon area (top-left of its title bar) to open the Power menu for the folder. Then select the "New folder(s)" sub-menu, and choose the new folders type:
(https://www.alomware.com/images/forum/create-bulk-folders-1.png)
The result of choosing "Alphabetical" for the bulk folder creation:
(https://www.alomware.com/images/forum/create-bulk-folders-2.png)
If you choose the "Free-text names" option, you can specify new folder names separated by the pipe character ("name1|name2"), and even sub-folders ("parent\child\grandchild"):
(https://www.alomware.com/images/forum/create-bulk-folders-3.png)
Lastly, if you have a text file list of names, you can select that file to create the new folder names from.