If you use third party cloud storages like Google Drive, Dropbox, Box or OneDrive, you can access the data of those accounts from within the groupware by adding those accounts as storage accounts.
How to add a storage account:
Click on Add storage account window opens.
in the folder tree. TheClick an icon. The further procedure depends on the cloud storage account provider.
If the provider asks for credentials, enter your credentials for the cloud storage account.
If the provider asks you for the permission to access the data, grant this permission.
Also see
Parent topic: Drive