If you have been invited to a Skype meeting and you don't have a UTmail+ account, you can join as a guest.
- Open the meeting request in your email or calendar, and click the link provided for the Skype Meeting.
- If you don't have the Skype for Business Web App plug-in installed, follow your browser's instructions for installing it. You will be prompted to choose which method to use to join. Click the Install and join with Skype Meetings App (web)
- When it's finished installing, (in Windows, you may need to run the installer - SkypeMeetingsApp.msi), you can join the meeting through the web app.