You're using an Apple iPhone or Apple iPad that's running Apple iOS 9 or 9.1.
You have Microsoft Lync 2013, Lync 2010, or Skype for Business installed on the device.
You try to join a meeting from outside the Lync or Skype for Business app. For example, you tap the "Join Meeting" link in an email message or calendar appointment in an app other than Lync or Skype for Business.
In this scenario, you're redirected to a "Join Launcher" webpage in the Safari web browser. The webpage contains a link to install the Lync 2013, Lync 2010, or Skype for Business app. However, the page does not contain a link that points to the meeting within the respective app.
To fix this issue if you're using Lync 2013 for iPhone, Lync 2013 for iPad, or Skype for Business for iOS 9 or 9.1 on an iPhone or an iPad, install one of the following cumulative updates:
Important This issue is not fixed if you're using Lync 2010 for iPhone or iPad or or Skype for Business for iOS 9.2, or if you have a Lync Server 2010 environment deployed.
To work around this issue in one of these environments, see the "Workaround" section.
To work around this issue if you’re not using Lync 2013 for iPhone, Lync 2013 for iPad, or Skype for Business for iOS 9 or 9.1, or if you're a federated or anonymous attendee who is external to the organization, follow these steps to join the meeting:
Copy the meeting URL from the meeting invitation.
Go to the following webpage, and then paste the URL that you copied in step 1 into the text box on that webpage:
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.
Microsoft Lync 2013 for iPhone, Microsoft Lync 2013 for iPad, Microsoft Lync 2010 for iPhone, Microsoft Lync 2010 for iPad, Skype for Business for iOS, Microsoft Lync Server 2010 Enterprise Edition, Microsoft Lync Server 2010 Standard Edition