This article describes a feature available to customers on Dropbox Standard, Advanced, Business, Business Plus, and Enterprise.
Notes:
To use the co-authoring feature, you need to add Dropbox as a cloud storage location in Microsoft Office. You need to do this for each device you want to enable co-authoring on.
To add Dropbox as a Place (Windows) or Storage account (Mac):
This adds Dropbox as a location to open and save files.
Once Dropbox is added as a location, you can open any Dropbox files you have access to in two ways:
The first time you start a co-authoring session, the AutoSave toggle in the top left of the Microsoft Office app should be turned on automatically. If you’re working on a new file, you may need to turn on this toggle yourself.
Co-authoring sessions won’t work if this toggle is turned off.
To open files locally without starting a co-authoring session, you can either:
To edit and co-author files:
To create new Office files from Dropbox:
You can use any mobile device or tablet that has Dropbox and Microsoft Office 365 apps installed.
Learn more about installing Dropbox app on your mobile devices.
Learn more about installing Microsoft Office 365 on your mobile devices.
Once you've installed the Dropbox and Microsoft Office 365 apps, add Dropbox as a Storage account. To do so:
Once Dropbox is added as a location, you can open any Microsoft file type that's been shared with you to co-author it on your mobile devices.
The default open location is automatically set to View in dropbox.com. To change this default:
If your file has one of the following extensions, co-authoring is available on dropbox.com or the desktop app:
.docx
.pptx
.xlsx
.xlsm
Note: Your Microsoft Office must be on version 2311 or later for compatibility with Microsoft co-authoring for Dropbox. Learn how to install Office updates.
You can open files up to 500 MB in the Office desktop app. However, if you open a file that's larger than 500 MB from File Explorer (Windows) or Finder (macOS), it'll open in offline mode. Performance for large files depends on your network and computer bandwidth.
To use Microsoft co-authoring on Windows, you must be on Windows 10 or later.
Opening files directly from Finder to begin a co-authoring session requires users to update their Dropbox desktop app to File Provider, which is the most up-to-date and deeply integrated experience for macOS. Due to this, it requires macOS versions of 12.5 or later. Mac users who aren’t on File Provider will still be able to open files for co-authoring from within Word, Excel, and Powerpoint but won’t be able to begin a co-authoring session by opening a file from their Finder.
Windows will automatically begin co-authoring sessions with documents from untrusted sources in view-only mode. Dropbox is an untrusted source by default on Windows computers.
There’ll be a banner across the top of your screen warning you that files from the internet can contain viruses. To begin editing the document, click Enable editing.
To skip this step, you can set Dropbox as a trusted source. To do so:
If you’re logged into Dropbox, you can click Share within the Office desktop app, and select Share in Web. From there, you can share Microsoft Office files exactly the same way you would share any file stored in Dropbox.
You can choose to give Can edit or Can view access to your Microsoft Office files, even when sharing with a link. You can further limit access to your shared links in your file’s Link settings or deactivate a link after you’ve created it.
To view the version history of your file in the Office desktop app, click the name of the file you’re working on, followed by Browse version History.
To report an issue with co-authoring to Dropbox, send an email to support@dropbox.com or submit a request through our support portal, and include the following information:
You should also report any issues with co-authoring to Microsoft.
To do so:
We also welcome your feedback, questions, or suggestions on how we can improve this experience. Join or create a discussion about Microsoft Co-authoring for Dropbox Beta on our Community page.
You’ll need an Office 365 business license to co-author from your desktop. The following licenses will allow you to use the feature:
Note: Perpetual licenses won’t allow you to use co-authoring on your desktop.
To check if you’re on File Provider:
If your Dropbox folder location is listed as /Library/CloudStorage, you’re on File Provider and can begin co-authoring sessions by opening files directly from the Finder.
Find out more about Dropbox for macOS on File Provider.
Yes, co-authoring works across Windows, MacOS, Android, and iOS devices, even if each co-author is using a different OS.
No, Dropbox Badge will no longer be supported once you enable co-authoring.
You can collaborate externally with co-authoring, but people outside your team will need to be on dropbox.com via Office Online, and will require a Dropbox account and access to the files being co-authored.
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