Microsoft Teams for Finance Teams: Channels, Meetings and Permissions Explained

Microsoft Teams looks simple until a finance team tries to use it for month-end close, audit requests and board packs at the same time. Then the questions start: should this be a new team or a new channel, who can see the payroll folder, and who can let a stranger into a meeting? This guide explains how Microsoft's own documentation describes teams, channels, meeting roles and meeting options, and adds some practical suggestions for finance teams in Dublin and elsewhere. Because what people can find in Teams depends on who can open the underlying files, it is worth reading alongside our guide to Microsoft 365 Copilot data governance and permissions for Irish employers.

A note on sources: everything described as "Microsoft says" below comes from pages on learn.microsoft.com and support.microsoft.com that we opened. Menu names, defaults and availability change by version and by what your IT administrator has switched on, so check the current documentation and your own tenant before relying on any detail. Beyond the Teams Premium markings noted below, this post does not cover licensing.

Teams versus channels

According to Microsoft's "Overview of teams and channels" page (last updated 7 August 2026), a team is a group of people, content and tools around a project or ongoing function, such as a department. A channel is a section within a team for conversations on a specific topic, project or discipline. Teams can be private (invite-only) or public, and the page says a public team can have up to 10,000 members.

For a finance function, that suggests a simple mental model: the team is the group of people, and channels are the workstreams inside it. Microsoft's page also says that files shared on a channel's Files tab are stored in SharePoint, so a channel is partly a window onto a document library.

Standard, private and shared channels

Microsoft describes three channel types. The comparison below combines its support article "Standard, private, or shared channels in Microsoft Teams", the learn.microsoft.com overview, and its separate pages on standard and shared channels.

Microsoft's overview adds some feature differences. Standard channels support moderation, Planner and apps such as bots and connectors. Private channels do not support moderation, Planner or bots and connectors. Shared channels support scheduled meetings but not Planner, bots, connectors or moderation. The support article also says you cannot convert a channel from one type to another, so it is worth choosing the type deliberately at the start.

Who can create channels and add people

The support article says that, by default, all team members can create standard channels, and that organisation owners can restrict this to certain roles. For private channels, any team owner or member can create one by default; guests cannot, and admins can restrict it. For shared channels, only team owners can create them.

Microsoft's page on standard channels (last updated 22 January 2024) shows a permissions table: team owners can create, delete and restore channels and manage tabs and apps, and team members can do many of the same things if an owner enables it. Guests can do these things only if an administrator enables it in Microsoft Entra ID.

Shared channels have their own rules. Microsoft's shared channels page (last updated 20 February 2026) says the channel creator becomes the owner, only owners can add or remove members, and new members can see all past conversations in the channel. It also says team owners can see the names of shared channels and delete them, but cannot see their files, conversations or member lists unless they are also channel members. The channel's SharePoint site inherits the parent team's sensitivity label.

Guests and external participants

Microsoft's page on guest access and external access (last updated 10 July 2026) separates two ideas. External access lets people find, call, chat and meet with users in other organisations, but not access Teams resources or share files. Guest access lets you invite outside people into a team, where they can chat, call, meet and work on files; each guest gets a guest account in your directory and must sign in with it. Our suggestion: for auditors, advisers or lenders, decide in advance which of the two you actually need.

Meeting roles

Microsoft's support article "Roles in Microsoft Teams meetings" (no date shown on the page) describes an organiser, plus assignable roles of co-organiser, presenter and attendee. It says the organiser assigns roles, co-organisers and presenters share most organiser permissions, and attendees are more controlled. The page notes that a role changed from the Teams calendar applies to all future occurrences of a recurring meeting, while a change made during the meeting affects only that occurrence. The capability table on the page did not come through clearly when we read it, so check it directly for the detail of what each role can do.

Meeting options worth knowing about

Microsoft's "Meeting options in Microsoft Teams" article (page date 31 August 2026, with a later update recorded in September 2026) groups the options into categories. In a scheduled meeting you reach them through the calendar event; during a meeting you reach them through the meeting controls. The groups include:

• Meeting access: a sensitivity setting, who can bypass the lobby, whether people dialling in can bypass it, who can admit people from the lobby, and an option to reject anyone who cannot bypass it.
• Advanced protection: options such as turning off copying and forwarding of meeting chat and transcripts, end-to-end encryption, watermarks and preventing screen captures, which Microsoft marks as requiring Teams Premium.
• Roles: choosing co-organisers and deciding who can present.
• Participation: whether attendees can use their microphone and camera, meeting chat settings, Q&A, reactions and whether attendee names are hidden.
• Recording and transcription: options for automatic recording and transcription and for who can record and access them. Microsoft marks some of these as dependent on additional licensing, so check what applies to you.

Microsoft says your IT administrator sets the defaults, which you can change for a specific meeting. It also warns that during a Teams network outage, options may revert to those defaults, so it is sensible to check them before an important meeting starts.

The lobby: read the defaults carefully

Two Microsoft pages on the lobby describe the defaults slightly differently. The page on lobby options for IT admins (last updated 30 June 2025) says that, by default, organisers and presenters can admit people from the lobby, and that the alternative is organisers and co-organisers only. The page on configuring the lobby for sensitive meetings (last updated 9 July 2026) gives the default as organisers, co-organisers and presenters, and says that restricting this setting is the way to control who can let people in, because presenters can admit people by default.

The sensitive-meetings page also describes the "who can bypass the lobby" choices, from everyone down to only organisers and co-organisers. For general sensitive meetings it suggests choosing "people who were invited" so that anyone without a direct or forwarded invite waits in the lobby, and it notes that organisers can block forwarding. Because the two pages differ and your administrator may have changed the policy, test what happens in your own tenant.

Practical suggestions for finance teams

These are our suggestions, not Microsoft requirements or legal rules.

• One team for the function, channels for workstreams. A standard channel for month-end, another for reporting, and so on, keeps files in one SharePoint site and makes handover easier.
• Use a private channel for narrower groups. Salary reviews or restructuring discussions are examples where a smaller membership may make sense. Remember that a private channel has its own SharePoint site, so someone must keep its membership current.
• Use a shared channel only when you need to work with people outside the team or organisation. Agree who the owner is, since only owners can add members.
• Name an owner and a deputy. Teams with a single owner tend to stall when that person is on leave.
• Set meeting options before sending invites for sensitive calls. Decide who can bypass the lobby and who can present, then check the options again before the call starts.
• Review membership on a schedule. A quarterly check of owners, members and guests is a simple habit that catches leavers and old access.

If your team is also deciding how people should work across the office and home, our guide to the right to disconnect in Ireland covers one related employer obligation, and our piece on Microsoft Copilot for finance teams looks at how AI features sit alongside these tools.

Learnsignal's offices are off Baggot Street in Dublin, and we offer in-person training from there. For current details, see our CPD pages.

Frequently asked questions

Should a finance team use a new team or a new channel for a project?

Microsoft describes a team as a group of people around a project or function, and a channel as a section within it for a specific topic. If the people are the same, a channel is usually enough. If the membership is different, a separate team, or a private or shared channel, may fit better. This is our suggestion rather than Microsoft guidance.

Can we change a standard channel into a private channel?

Microsoft's support article says you cannot convert a standard channel to a private channel, or the reverse, and that shared channels cannot be converted either. Plan the type before you create the channel.

Who can let people in from the lobby?

It depends on the policy and the meeting options. Microsoft's pages describe defaults that include organisers and presenters, and an option to limit this to organisers and co-organisers. Check the options for your meeting and ask your administrator what your tenant's defaults are.

Can an external auditor join a shared channel?

Microsoft says external participants can be added to a shared channel through B2B direct connect, which needs administrator configuration, and that guest accounts cannot be added to a shared channel. Whether this suits your audit arrangement is a question for your IT administrator.

Do these settings stay the same over time?

No. Microsoft updates its documentation regularly, and the pages we read show recent update dates. Treat this post as a guide to concepts and check the current Microsoft pages for the exact menus and defaults.

In short: choose the channel type deliberately, keep ownership clear, and set meeting options before the meeting rather than during it.