You can organize your dashboards into folders and sub-folders within any of your folders.
Create a folder
Go to your platform home page.
Next to Dashboards, click the Plus and select New Folder.
Enter a name for the folder and click the Tick.
The new folder will be added to the dashboard list. You can drag and drop your dashboards from other folders or the dashboard list to any of your folders.
Create a sub-folder
Go to your folder.
Click the Three Dots and select New Folder.
Enter a name for the sub-folder and click the Tick.
The new sub-folder will be added to the original folder.