Availability : It is supported in all CRM for Everyone early access customer accounts.  

Permission Required 
-  Users with Manage Teamspace permission in their profile can create folders  
    OR
-  Users who are assigned as Teamspace admin can create folders for that Teamspace.

Create folders from the Sidebar 

1. Click the More(...) icon next to the teamspace name and select Create Folders.
   
2. Enter the folder name and click Create.
   
3. Click the + icon near the folder to add modules . Select the modules to be added and click Add.
   
4. To add more modules to your folder from the Modules tab, again click the + icon next to the folder name, select the modules you need, and click Add.
   
   

Create folders from within Teamspace in Setup 

1. Go to Setup, select Teamspace and select the Teamspace for which you want to create folders. You can also click +Create Teamspace to add folders for a new team.
   
2. Click Create Folder and add a folder name.
   
3. Click the + icon to add modules to the newly created folder.
   
4. Click Save.
   

Manage folders  

Edit the folder from a Teamspace within Setup 

1. Click Setup, select Teamspace, and select the Teamspace whose folders you want to edit.
   
2. To rename the folder, click the Edit icon, enter the new folder name, and click the green tick to save.
   
3. To add modules to the folder, click the + icon, or to remove modules from the folder, click the remove ( - ) icon.
   
4. Click Save.

Delete a folder from a Teamspace within Setup 

1. Go to Setup, select the Teamspace, and click on the Teamspace you want to delete a folder from.
   
2. Locate the folder and click the Delete icon next to the folder name.
   - To remove the modules from the folder and delete the folder, click Delete.
   - To move the modules to another folder and then delete the folder, select a folder and click Move & Delete.
   

Note: While removing modules and deleting the folder, please note your Teamspace cannot be created without any modules. Make sure to add modules to your Teamspace and save for it to function effectively.