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 is assigned to the Office 365 global admin role. 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.

  1. Sign in to Office 365

  2. Set up your domain and users

  3. Set up IM and presence in your organization

  4. Download and install Skype for Business

  5. Test to make sure everything is working

  6. Add more features: dial-in conferencing, PSTN calling, and Skype Meeting Broadcast

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. If you already used the wizard to set up your domain for Office 365, then you've completed this step.

  2. Check your domain and DNS connections: Use our 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

For instructions, see Configure presence in Skype for Business Online.

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 add-on licensing

Sometimes people in your organization will need to use a phone to call into a meeting. Skype for Business includes the dial-in conferencing feature for just this situation! People can call into Skype for Business meetings using a phone, instead of using the Skype for Business app on a mobile device or PC.

For step-by-step setup instructions, see Set up dial-in or PSTN conferencing for Skype for Business.

The Cloud PBX feature gives you a phone system for your business. Calls to other Skype for Business people in your organization are free, and your employees can receive voicemail from each other and outside callers. Here's what you get with Cloud PBX.

When you add the PSTN Calling service, your employees get a primary phone number in Skype for Business. They can make and receive phone calls outside of your business. They can make voice calls across VoIP phones, PCs, and mobile devices. And, in case of emergencies, they can call 911 for help.

For step-by-step setup instructions, see Set up PSTN Calling for Skype for Business.

Skype Meeting Broadcast is a feature that lets you produce, host, and broadcast meetings with up to 10,000 attendees. To learn more about how it works, see What is Skype Meeting Broadcast?

Here's an overview of the steps to setup Skype Meeting Broadcast:

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

  2. Enable Skype Meeting Broadcast: By default this feature isn't enabled. After you turn it on, your users will be able to host broadcast meetings with other people in your organization.

  3. Set up your network for Skype Meeting Broadcast: If you want to host webinars and other broadcasts with attendees outside of your organization, you need to configure your network.

  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.

Learn about network connectivity requirements

The quality of audio, video, and application sharing in Skype for Business is greatly impacted by the quality of end-to-end network connectivity. For an optimal experience, it is important to make sure there is a high-quality connection between your company network and Skype for Business Online. For network and tuning information, see Tune Skype for Business Online Performance.

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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