Set up Lync for Mac 2011 for Office 365

This article was updated on May 9, 2016, based on customer feedback.

Skype for Business for Mac will be available in 2016. Until then, Lync for Mac 2011 is the only version available for Macs. It works with Skype for Business Online, Office 2011, Office 2016, and Office 365. Lync for Mac 2011 is included with Office 365 for business and Skype for Business Online.

How to get to the Lync for Mac 2011 download and install it

To get the instructions for how to download and install Lync for Mac 2011 from the Office 365 portal, choose the arrow (>) next to the plan you have.

Important: You need to use Internet Explorer or Safari to perform these steps. The download doesn't work with Chrome.

  1. Sign in to Office 365.

  2. At the top of your Office 365 page, choose Settings: update your profile, install software and connect it to the cloud > Office 365 settings.

    Choose Office 365 settings

  3. Choose Install and manage software.

    Choose Install and manage software

  4. Choose Skype for Business > Install to download the Lync for Mac 11 installation program onto your Mac.

    If you don't see Skype for Business listed, then it's not included with the Office 365 business plan you have.

    Choose Skype for Business and then choose Install.

    The lync_14.<x.x>_<xxxxxx>.dmg file is downloaded onto your computer. This is the Lync for Mac 11 installation program.

  5. After the Lync for Mac 11 installation program downloads to your Mac, go back to the Skype for Business page, and choose Lync for Mac 2011 update.

    Choose to Install the Lync update, which will take you to the a Microsoft download page.

  6. At the Microsoft download center, choose Download to download the Lync for Mac 2011 update program onto your Mac.

    Choose "Download" to download the update onto your Mac.

    The lync_14.<x.x>_<xxxxxx-2>.dmg file is downloaded onto your computer. This is the Lync for Mac 11 update.

  7. After the programs are finished downloading, go to Downloads on your Mac. You'll see two Lync programs there.

    An image of the two Lync files that will appear in your Downloads.

  8. Choose the first one, lync_<xx>_<xxxxxx>.dmg, to open the installer.

    Important: Depending on your Mac settings, the Lync Installer might be blocked from running because it's not from the Mac App Store and identified developers. Open the General pane of Security & Privacy preferences, choose the unlock icon, and then choose Anywhere to allow the Lync Installer to run.

  9. Choose the Lync Installer button to start the installer.

    Choose the installer button to start the Lync installer

  10. Follow the prompts in the Lync for Mac Installer until it's finished, and then choose Close at the end.

    Follow the prompts in the Lync for Mac Installer.

  11. Next, go back to Downloads on your Mac, and choose the update program, lync_<xx>_<xxxxxx>-2.dmg.

  12. Choose the Lync Installer button to start the installer for the update.

    Choose the Lync Installer to start the installer for the update.

  13. Follow the prompts in the Lync for Mac Installer until it's finished, and then choose Close at the end.

Congratulations! You're done installing Lync for Mac 2011. Now you're ready to sign in for the first time.

Were these steps helpful? Please leave us a comment.

When you purchased a Skype for Business Online Plan, you created an Office 365 user ID at the same time, even though you didn't purchase Office 365.

When you purchased Skype for Business Online, you created an Office 365 account.

To install Lync for Mac 2011, you need to sign in to Office 365 first. Here's how you do that:

  1. Locate your Office 365 user ID. You received an email from the Microsoft Online Services Team that contains your Office 365 user ID. It 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 https://portal.office.com/ 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.

  3. Choose Download software.

    Choose Download software.

  4. Choose Software.

    Choose Install and manage software

  5. Choose Skype for Business.

  6. Choose Install to download the Lync for Mac 11 installation program onto your Mac.

    An image of the installation page you'll see if you have the Skype for Business Online Plan

  7. After the Lync for Mac 11 installation program downloads to your Mac, go back to the Skype for Business page, and choose Lync for Mac 2011 update.

    Choose to Install the Lync update, which will take you to the a Microsoft download page.

  8. At the Microsoft download center, choose Download to download the Lync for Mac 2011 update program onto your Mac.

    Choose "Download" to download the update onto your Mac.

  9. After the programs are finished downloading, go to Downloads on your Mac. You'll see two Lync programs there.

    An image of the two Lync files that will appear in your Downloads.

  10. Choose the first one, lync_14.<x.x>_<xxxxxx>.dmg, to open the installer.

    Important: Depending on your Mac settings, the Lync Installer might be blocked from running because it's not from the Mac App Store and identified developers. Open the General pane of Security & Privacy preferences, choose the unlock icon, and then choose Anywhere to allow the Lync Installer to run.

  11. Choose the Lync Installer button to start the installer.

    Choose the installer button to start the Lync installer

  12. Follow the prompts in the Lync for Mac Installer until it's finished, and then choose Close at the end.

    Follow the prompts in the Lync for Mac Installer.

  13. Next, go back to Downloads on your Mac, and choose the update program, lync_14.<x.x>_<xxxxxx>-2.dmg.

  14. Choose the Lync Installer button to start the installer for the update.

    Choose the Lync Installer to start the installer for the update.

  15. Follow the prompts in the Lync for Mac Installer until it's finished, and then choose Close at the end.

Congratulations! You're done installing Lync for Mac 2011. Now you're ready to sign in for the first time. Go to Sign in to Lync for Mac 2011 for the first time.

  1. Locate your Office 365 user ID. You received an email from the Microsoft Online Services Team that contains your Office 365 user ID. It 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.

    If you can't find your user ID, ask the person who purchased your plan.

  2. Go to https://portal.office.com/ and enter your Office 365 user ID and password. After you sign in, you'll see a page like this:

    An image of the installation page you'll see if you have the Skype for Business Online Plan

  3. Choose Install to download the Lync for Mac 11 installation program onto your Mac.

    An image of the installation page you'll see if you have the Skype for Business Online Plan

  4. After the Lync for Mac 11 installation program downloads to your Mac, go back to the Skype for Business page, and choose Lync for Mac 2011 update.

    Choose to Install the Lync update, which will take you to the a Microsoft download page.

  5. At the Microsoft download center, choose Download to download the Lync for Mac 2011 update program onto your Mac.

    Choose "Download" to download the update onto your Mac.

  6. After the programs are finished downloading, go to Downloads on your Mac. You'll see two Lync programs there.

    An image of the two Lync files that will appear in your Downloads.

  7. Choose the first one, lync_14.<x.x>_<xxxxxx>.dmg, to open the installer.

    Important: Depending on your Mac settings, the Lync Installer might be blocked from running because it's not from the Mac App Store and identified developers. Open the General pane of Security & Privacy preferences, choose the unlock icon, and then choose Anywhere to allow the Lync Installer to run.

  8. Choose the Lync Installer button to start the installer.

    Choose the installer button to start the Lync installer

  9. Follow the prompts in the Lync for Mac Installer until it's finished, and then choose Close at the end.

    Follow the prompts in the Lync for Mac Installer.

  10. Next, go back to Downloads on your Mac, and choose the update program, lync_14.<x.x>_<xxxxxx>-2.dmg.

  11. Choose the Lync Installer button to start the installer for the update.

    Choose the Lync Installer to start the installer for the update.

  12. Follow the prompts in the Lync for Mac Installer until it's finished, and then choose Close at the end.

Note: Thanks to reader feedback, these steps were updated on 12/14/2015 to clarify that your Office 365 user ID is also your email address.

  1. Double-check that you're connected to the Internet.

  2. On your Dock, choose the Lync icon A picture of the Lync icon that appears on your dock. .

  3. When prompted, choose Use Lync if you want to make and receive telephone calls through it. Otherwise, choose Don't change.

    If you want to use Lync for telephone calls, choose Use Lync.

  4. At the Lync for Mac 2011 sign in page, choose Advanced at the bottom of the page after entering your Office 365 user ID (which is also your email address) in both the Email Address box and the User ID box, and your password.

    At the Lync sign in, enter your user ID and password, and choose Advanced at the bottom.

  5. Under Authentication, clear the Use Kerberos box so it's blank.

    Clear the Use Kerberos box, choose Manual Configuration, and enter sipdir.online.lync.com:443 in both boxes.

  6. Under Connection Settings, choose Automatic and OK.

  7. Back at the Sign in page, choose Sign In.

    Important: If you get a message that sign in failed, doublecheck your password and your Internet connection. If you continue to get the message, it could be that the connection is slow because of a lot of traffic on the Internet. Try again; it can take a few times to get through.

    If you continue to have problems, see Fix problems with setup or signing in.

  8. When you're signed in, Lync for Mac 2011 looks like this:

    An image of what Lync looks like when you're signed in.

Were these steps helpful? Please leave us a comment.

  • If you get the error message "No Kerberos ticket is detected":

    1. At the Lync for Mac 2011 sign in page, choose Advanced at the bottom of the page, after typing your Office 365 user ID in both the Email Address box and the User ID box, and entering your password.

      At the Lync sign in, enter your user ID and password, and choose Advanced at the bottom.

    2. Under Authentication, clear the Use Kerberos box so it's blank.

      Clear the Use Kerberos box, choose Manual Configuration, and enter sipdir.online.lync.com:443 in both boxes.

    3. Choose OK.

    4. Trying signing in again.

  • If you get the message "Lync was unable to sign in. Please verify your logon credentials and try again" or "The service might not be available," the issue might be a connection can't be established with Lync.

    Author's note: when I tested these instructions from home, where my Internet service isn't very good, I wasn't able to connect and kept getting errors, even after trying for 30 minutes. But the next day I could connect. When I tested the instructions at work, the connection worked the first time.

  • If you still can't connect, or for other issues, see Troubleshoot sign in issues with Lync for Mac 2011 in Skype for Business Online.

Get started using Lync for Mac 2011

Now you're ready to get started using Lync for Mac 2011 for IM and online meetings. Check out these videos to learn how to use Lync for Mac 2011:

Leave us a comment

Were these steps helpful? If so, please let us know at the bottom of this topic. If they weren't, and you're still having trouble setting up Lync for Mac 2011, tell us what was confusing or wrong. We'll use your feedback to double-check our steps.

See Also

How to uninstall Lync from your Mac

Video: Communicating using Lync for Mac

Video: Schedule and run online meetings using Lync for Mac

Download, install, and sign in to Skype for Business for iOS devices

Download, install, and sign in to Skype for Business for Android devices

Download, install, and sign in to Skype for Business for Windows Phone

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