:::{note} Mountain Duck 4.12 or later required. Previously versions could be accessed from the context menu by right-clicking on a file in Finder on macOS or File Explorer on Windows and choosing Versions. :::
A list of file versions can be viewed within the Versions tab of the Info window. The files can also be reverted to a chosen version of the list.
The versions feature within the Info window is supported for the following protocols:
| Protocol | Revert previous version | Open/Quick Look previous version | Delete version |
|---|---|---|---|
| Nextcloud & ownCloud | ✅ | ✅ | ❌ |
| S3 | ✅ | ✅ | ✅ |
| Google Storage | ✅ | ✅ | ✅ |
| Backblaze B2 | ✅ | ✅ | ✅ |
| Microsoft OneDrive | ✅ | ✅ | ❌ |
| Microsoft Sharepoint | ❌ | ✅ | ❌ |
| Google Drive | ❌ | ✅ | ✅ |
| Dropbox | ✅ | ✅ | ❌ |
| DRACOON | ✅ | ❌ | ✅ |
:::{attention} Using S3 versions will only be displayed for buckets with versioning enabled. Versioning can be enabled per bucket in by choosing Info → S3 in Finder on macOS or File Explorer on Windows. Alternatively, enable versioning in AWS Console or Cyberduck. :::
You can revert to a previous version of a file by choosing Versions → ... → Revert. Wait for the File Updated notification which notifies the previous version has been restored.
:::{image} _images/File_Updated_Notification_Windows.png :alt: File Updated Notification (Windows) :width: 400px :::
Permanently delete a previous version of the selected file.
This will open a Quick Look preview on macOS or open the previous version of the file in the default application on Windows.