Set up Skype for Business Online

With Skype for Business Online, you can stay in touch with colleagues, partners, and customers by using features such as IM, audio and video conferences, making and receiving phone calls, and hosting meetings of all sizes. What's Skype for Business?

The following steps need to be done by the person who purchased the Skype for Business Online subscription, or someone else in your business who has admin rights. If you have a firewall or proxy server that restricts access to parts of the web, consider hiring a Microsoft partner to set up Skype for Business for you.

Step 1 - Sign in to Office 365

Skype for Business Online is part of the Office 365 suite of services. To set up Skype for Business Online you need to sign in to Office 365. Here's how you do that:

  1. Locate your Office 365 user ID (for example, You received an email from the Microsoft Online Services Team that contains the Office 365 user ID that you created when you purchased Skype for Business Online. The mail looks something like this:

    An example of the welcome email you received after you signed up for Skype for Business Online. It contains your Office 365 user id.

  2. Go to and enter your Office 365 user ID and password. After you sign in, you'll see the Office 365 admin center:

    An example of what the Office 365 admin center looks like when you have a Skype for Business Online Plan.

Step 2 - Set up your domain and users

Now that you're signed in to Office 365, you can set up your domain and people in your organization to use Skype for Business Online.

  1. Add your users and domain to Office 365: Use the Office 365 setup wizard to set up your custom domain (such as with Office 365. By default the Office 365 setup wizard includes setting up Skype for Business Online and creating your Skype for Business user IDs.

  2. Test your domain and DNS connections: Use our handy tool - the domains troubleshooter - to check that your domain and DNS settings are correct. Doing this now will go a long way to helping figure out any setup issues later since you'll be able to eliminate DNS settings as the source of future issues.

  3. Set up your outgoing connections: Most small businesses don't need to do this step. But if you have a firewall or proxy server that restricts access to parts of the web, you must create rules to allow access to the Skype for Business Online endpoints. This is an advanced step best performed by someone experienced with configuring firewalls and proxy servers. If you haven't done this before, consider hiring a Microsoft partner to set up Skype for Business for you.

Step 3 - Set up IM and presence in your organization

Instant Messaging (IM) and presence (what is this?) are basic features included with Skype for Business. By default the people in your business can Skype and IM with each other.

  1. Choose who else your Skype for Business users can communicate:

  2. Choose who sees whether co-workers are online: The presence feature shows who's online and what their availability is, such as available, busy, away, or presenting.

    An example of a person's online status with a personal message.

    You can choose the default settings for everyone in your business:

    • Automatically display a person's online presence to everyone in the organization

    • Display a person's online presence only to their contacts

Step 4 - Download and install Skype for Business

To use Skype for Business on your PC or mobile device, you and other people in your business have to first install the Skype for Business download on your devices.

Step 5 - Test to make sure everything is working

First, test whether you and others in your business can sign in to Skype for Business. Check that you can IM each other, see each other's presence, and try a quick meeting.

Problems? Do the following:

Do you want to set up other available features?

Before setting up more features, make sure you have licenses for them. Skype for Business Online licensing

Set up dial-in conferencing

Dial-in conferencing, also called PSTN Conferencing, allows people user to create meetings with meeting phone numbers so others can use those phone numbers to call into a meeting using their phone.

  1. Decide if you want dial-in conferencing.

  2. Check whether dial-in/PSTN conferencing is available in your country.

  3. Assign licenses to your users: Assign Office 365 and Skype for Business PSTN Conferencing licenses to each person in your business who's going to use dial-in conferencing.

  4. Select a dial-in conferencing provider: Assign Microsoft (Office 365) as the audio conferencing provider or third-party audio conferencing provider (ACP) to each person.

    If you choose Microsoft as your provider, take a look at the known issues we're tracking.

Set up Cloud PBX and PSTN calling

Cloud PBX with PSTN calling gives your users a primary phone number in the Skype for Business app. Then they can make and receive phone calls using Skype for Business IP phones, PCs, and mobile devices. And, in case of emergencies, they can call 911 for help.

  1. Decide if you want PSTN calling: See if Skype for Business Online PSTN calling is right for you. Features you get with Cloud PBX

  2. Assign licenses to your users: Assign Skype for Business Cloud PBX and PSTN voice calling plan licenses.

  3. Set up PSTN calling for your users: Set up phone numbers and emergency addresses.

  4. Set up Cloud PBX voicemail: Optionally, for people who have licenses for Cloud PBX and PSTN calling, you can set up voicemail.

Set up Skype Meeting Broadcast

Skype Meeting Broadcast lets you produce, host, and broadcast meetings with up to 10,000 attendees.

  1. Decide if you want Skype Meeting Broadcast.

  2. Assign licenses to your users: Assign Skype for Business Online or Enterprise Plan licences to everyone who is going to host a Broadcast meeting. Skype for Business Online licensing overview

  3. Set up your network and enable Skype Meeting Broadcast: Skype Meeting Broadcast is disabled by default. You must enable it, and then configure your network to allow users to host large meetings.

  4. Schedule a practice meeting and have a user join it: Make sure broadcast meetings work by scheduling a Skype Meeting Broadcast at and then having someone try to join the meeting.

All done setting up? Getting started using Skype for Business

Discover Skype for Business: Check out this list of training topic to help you get started quickly!

Start a Skype for Business conference call

Set up a video device for Skype for Business

Make and receive video calls using Skype for Business

See Also

Plan your hybrid deployment for Skype for Business Server 2015

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