How to Share Documents in a Microsoft Teams Meeting Easily 2026

Every Teams meeting has its own chat thread, reachable from the Chat tab next to Files and Photos at the top of the meeting window. This is where file sharing actually happens — not through a separate transfer tool, but through the same message box you'd use to type a note to attendees. Anything you attach here becomes part of the permanent meeting record, visible to anyone in the conversation whether they joined the call or not.

Along the bottom of the message box sits a small row of icons — emoji, attach, GIF, sticker, and more — and hovering over the paperclip-style icon pops up an "Attach files" tooltip confirming you've got the right one. Clicking it opens your options for where the file comes from, whether that's a document already sitting in OneDrive or something local on your machine you haven't uploaded anywhere yet.

Once a file is picked, it shows up as a preview card sitting above the message box before you send anything — complete with a filename, a thumbnail, and a small line of text underneath stating exactly who can do what with it, such as "Anyone with the link can edit." This is the moment to actually look at that line rather than skim past it, because it's telling you the real access level the file will have the second it lands in chat, not a placeholder you configure later.

If the default permission is broader than you want — say the file should only be viewed, not edited, or only certain people should have access at all — this is the point to change it, before the message goes out. Click into the permission line on the preview card to switch between view, comment, and edit access, or restrict it to specific people if you're sharing with external guests who shouldn't have a wide-open link.

Hit send and the file appears in the chat as a compact card with a thumbnail and timestamp, sitting in the message flow just like any other message would. Anyone in the meeting or chat can click straight into it from there — no separate download step, no hunting through email for an attachment that got buried.

For Word, Excel, or PowerPoint files specifically, clicking the shared file opens it inside Teams itself rather than kicking you out to a separate app, and multiple attendees can type into it at the same time with each person's cursor visible. That's the real advantage over emailing a copy around — there's one live document everyone's looking at and editing together instead of five versions that need merging afterward.

Once the meeting's over, you don't have to scroll back through the chat to relocate a file — the meeting window keeps a Files tab that lists everything that was shared during that call, in one place. That persistent record is what makes it worth attaching files through the meeting chat in the first place rather than a side channel that's harder to search later.