To make an online-only file available to open in third-party applications:

The file will be downloaded within your Dropbox folder and will open in its default app.

Double-click the file you’d like to open.

Note: Online-only files have a cloud icon next to them. Note: Online-only files on macOS 12.3 and higher will show as zero bytes in size. How to open files when they’re online-only As a workaround, users on these versions of macOS can open online-only files directly in Finder. When you’re eligible, you’ll receive a notification from the Dropbox icon in your menu bar. This update fixes issues related to opening online-only files in third-party applications for users on macOS 12.5 and higher. Hopefully, it will open without any problems.Dropbox is expanding the rollout of full support for macOS 12.5 and higher. Now try opening the file by double-clicking it.

Press Ok and Apply in the permission windows to apply the changes and exit.

Make sure that all the checkboxes are checked (all the permissions are granted [Full control, modify, read and execute, read and write etc.).

Now the user/group will be populated automatically in the object namespace.

Search the list for “ Authenticated Users” and after selecting it, press Ok.

Click “ Find New” and the list of all users will populate in the space (at the bottom).

Now we can start searching for our user/group and select it to grant the permission accordingly.

You might not know the exact name of the user you are trying to add so click on “ Advanced” at the bottom left of the screen so we can add the user from the list.

Once in the Permission Entry window, click on “ select a principal” present on top of the window.

Once in the permissions tab, click on “ Add”.

If you another window with the button “ Continue” with an administrator logo right beside it, click it so you can access the new window.

Click on Advanced present at the bottom of the screen.

If you see a line stating “ You must have Read permissions to view the properties of this object”, it means that your account doesn’t have sufficient authorization to view this file. Once in the Properties window, navigate to the Security tab.Right-click on the word document and select Properties.We can try adding the owner to your account by accessing the file security settings and changing the permissions. In most cases, the file doesn’t have ownership for your account to view or read it.

Cannot open word document in mac