You can delete a workspace only if your user role is set to "Owner".
To delete a workspace, please follow these steps:
Go to the settings page.
Locate and select the workspace you want to delete on the left.
Scroll down to the Danger Zone section.
Click Delete Workspace.
After selecting "Delete Workspace," you will need to confirm your choice by clicking "Delete" button.
Only workspaces with no active subscription plan or no collaborators can be deleted.