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Files

The Files plugin brings your file storage, for example grommunio Files, into grommunio Web. You can browse your folders, upload and preview documents, share them with others and attach them to mails without downloading them first.

  1. Open Settings › Plugins.
  2. Tick Files Plugin and click Apply.
  3. Reload grommunio Web when asked.

A Files tab appears in the top bar. Until you add an account, it shows There are no accounts added. Go to settings, Files tab and add an account.

  1. Open Settings › Files.
  2. Click Add Account.
  3. Enter an Account name, for example grommunio Files, and choose the Files Backend: Default (WebDAV, used for grommunio Files and other WebDAV servers) or Seafile.
  4. Enter the connection details your administrator gave you:
    • Server address, for example mail.example.com,
    • Server port (443) and Use TLS,
    • Webdav base path, for grommunio Files /files/remote.php/webdav (without a slash at the end).
  5. Either tick Use grommunio credentials for authentication, or enter a Username and Password.
  6. Click Save and Apply.

The Edit Account dialog with account name, backend Default, server address, port 443, TLS and the WebDAV base path of grommunio Files

The account appears in the list with its status and the features it supports (quota, version information, sharing, fast up- and download). A green status means the connection works.

The Manage Accounts list with the account grommunio Files

Click Files in the top bar. The folder pane shows your accounts and their folders; the middle shows the contents of the selected folder, and the preview on the right shows the selected file.

The Files view with the folders Aurora launch, Expo 2026, Marketing and Templates

The folder Aurora launch with key visuals and the press release, and the preview of the selected image

ButtonWhat it does
Uploaduploads files from your computer. You can also drag files into the list.
Create documentcreates a new document, presentation or spreadsheet (if OnlyOffice is available).
New Foldercreates a folder.
Previewopens the selected file in the document viewer.
Downloaddownloads the selected files.
Shareshares the file or folder (see below).
Attach to mailstarts a new mail with the selected files attached.
Attach to mail as linkstarts a new mail with a download link instead of the file.
Rename, Deleterename or delete the selected item (in the ⋮ menu).

Double-click a file to open it: office documents open in OnlyOffice if your administrator enabled it, everything else in the viewer. Right-click a file for Info with the details. Switch between the List and Icons view and the position of the preview with Switch view in the toolbar.

Select a file or folder and click Share:

  • Share with user/group: add colleagues and decide whether they may re-share, change, create or delete.
  • Share via link: creates a Public link you can send to anyone. Protect it with a Password, allow Public upload for folders, and set an Expiration date.
  • In a new mail, choose Add attachments › Add from Files to attach a file from your storage.
  • Right-click an attachment in a received mail and choose Add to Files to save it to your storage.
  • Right-click a mail and choose Add to Files to save the whole mail as an .eml file.
  • Choose New › Upload file in the toolbar to upload a file from any view.