I am configuring SharePoint Online for my organisation and received a request that whether we can disable the "Save As" button on the Read-Only office files (excel, word, etc.).
The image attached showed the case when read-only users modified the file and then try to save it but as they do not have the permission, the "AUTOSAVE FAILED" notification will pop-up.
I did a quick research but could not find the related discussion so any hints or
February 20, 2020