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Edit Office Documents In The Browser, Inside Files.com

Open, edit, and co-edit Word, Excel, and PowerPoint files right in your Files.com folders. They can sit on any storage you’ve connected, not just OneDrive or SharePoint. Files.com passes each file to Microsoft’s editor over WOPI, and every view, edit, and save stays under Files.com’s permissions and logging.

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Why Teams Edit Office Files Through Files.com

Point Office for the Web at a Files.com folder and the same browser editing you get on OneDrive works across every storage system you’ve connected.

Use Office for the Web On Any Storage

On its own, Office for the Web only edits files kept in OneDrive or SharePoint. Through Files.com it edits Word, Excel, and PowerPoint files wherever Files.com can reach them. That means an S3 bucket, an Azure Blob container, an Azure Files share, your own server, anything you’ve connected. Files.com hands the file to Office for the Web for you, using the WOPI protocol Microsoft built for this. So the Office subscription you already pay for finally works on all your storage, not just two Microsoft clouds.

Edit Where The Files Already Are

Open Word, Excel, and PowerPoint right from a Files.com folder or a share link. No downloading, no re-uploading, no mess of duplicate versions. The file you open is the file everyone else sees.

Let Outsiders Edit Through A Share Link

A site admin can let anyone who opens a share link edit the Office file right in the browser, with changes saved straight back to the original. Almost no one else lets outsiders co-edit through a public link, so you skip the back-and-forth of emailing versions around.

Editing Without A Microsoft 365 License

The built-in Files.com editor needs no Microsoft 365 license, so a teammate without one can still edit. It also handles more file types and bigger files. Office for the Web is for teams that specifically want the familiar Microsoft experience.

Edit Together, Saved As You Go

Several Files.com users can see who else is in the document and watch each other’s edits in real time, with a marker showing who’s on which page of a long file. Every change saves itself back to the file in Files.com.

Editing Under The Same Controls As Everything Else

Editing runs under the same permissions, logging, and logins as the rest of Files.com.

View Or Edit, Depending On Permission

Read permission on a file opens it read-only. Editing takes Full Permission on the folder it sits in, so an outside reviewer can read a contract without being able to touch it.

Every Edit Logged

Every view, edit, and save is kept in the Files.com history and folder activity alerts. That is the record an auditor or a partner dispute asks for, so you can show exactly what changed and when.

Content Cleared When You Close It

Files.com uses WOPI over encrypted connections, and the file is cleared from Microsoft’s servers when you close the editor. A file you edit often may linger in Microsoft’s encrypted, hashed cache. That part is Microsoft’s behavior, not ours.

A Built-In Editor That Never Leaves Files.com

The built-in Files.com editor runs entirely on Files.com’s own servers and never sends documents to an outside vendor. So when your rules don’t allow content to reach Microsoft’s editing servers at all, you can still edit in the browser and stay compliant.

Turn On Office for the Web In One Setting

Pick The Site’s Editor

A site admin picks which editor the site uses: Office for the Web or the built-in Files.com editor. Turning on Office for the Web is one setting under the site’s editor and integration options, not a storage connection to configure.

Open From A Files.com Folder

People open Office files in one click, straight from the folder listing or from a file preview.

Open From A Share Link

A separate setting turns on the editor for full-access share links, so outside visitors can edit through the link too.

How Teams Use Office for the Web On Files.com

Edit Together As A Team

A team edits a shared Excel model live in the browser. Every save is logged, and the file never leaves Files.com’s permissions.

Co-Edit With An Outside Partner

An outside reviewer with no Files.com account edits and comments right in the browser through a full-access share link. The changes save back to the original file on their own.

Edit Office Files On A Connected Microsoft Library

Mount a SharePoint or OneDrive library as a Files.com folder and its Office files open in the same browser editor, under the same permissions and logging. Everyone editing a file uses the same side: Files.com or SharePoint Online, not both at once.

Files.com Features That Pair With Office for the Web

Online Document Editor And Preview

The site-level alternative: flip the editor setting and the same folders open in the Files.com editor instead.

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Outbound File Sharing

Share links are what make outside co-editing possible: branded, logged, and gated by permission.

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SharePoint

Office files kept on a connected SharePoint library, edited in the browser right next to everything else you’ve connected.

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OneDrive

Office files kept on a connected OneDrive folder, opened and edited in the same browser editor.

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Groups & User Administration

The permissions that decide who can view versus edit, set per folder, per user, or per group.

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Files.com Will Be At Microsoft Ignite 2026

November 17–20, 2026 · San Francisco, CA

Files.com builds deeply on SharePoint, OneDrive, Azure, and Microsoft Entra ID, so of course we’ll be on the floor at Microsoft Ignite telling our File Orchestration story. The legacy MFT vendors won’t be there.

See Files.com At Microsoft Ignite
Files.com at a Microsoft event
Files.com's strengths are simplicity, ease of use, and the cloud connectors. We don't have to invent custom infrastructure for every partner.
Tommy Chapley, Equifax
Tommy Chapley
Senior Software Engineer, Equifax
Files.com is versatile — it can manage many different situations from a single platform. We've consolidated multiple tools onto it.
Regis Litre, Rag & Bone
Regis Litre
Chief Information Officer, Rag & Bone
Files.com is robust and scales to a large enterprise. We get multiple files per minute, per second — and we're a 24/7 organization, so everything has to always be up.
Nelson Miranda, Spirit Airlines
Nelson Miranda
Sr. Systems Engineer, Spirit Airlines

Frequently Asked: Office for the Web On Files.com

How Office for the Web works on your Files.com site: who can edit, what share links allow, and what happens on Microsoft’s side.

Edit Office Documents In Files.com Today

Start a 7-day free trial. Turn on the Online Editor Integration, open a document from a folder, and co-author in the browser with every edit logged. No credit card required.

No credit card required • 7-day free trial • Live in minutes