Follow these steps to Create and Delete Folders on your Windows Device:
1. You can create folders via Canary Mail > Preferences > Account > Folders > Right Click – Select Add Folder >
2. You can delete folders via Canary Mail > Preferences > Account > Folders > Right Click – Select Delete.
3. On Windows, you can create sub-folder via Canary Mail > Preferences > Account > Folders > Right Click – Select Add Folder > Select a folder from the dropdown under which you want to create a subfolder.