Step 1, Open the Skype app on your computer. The Skype icon looks like a white 'S' in a blue circle. You can find it in your Applications folder. If you're not automatically signed in, you will have to enter your email, phone, or Skype Name and your password to log in.Step 2, Click a group chat on the left panel. All of your personal and group conversations are listed on the left-hand side of the app window. Find the group chat you want to mute here, and open it.Step 3, Click the group name. This happens whether or not the messenger window was already open. If I open the main Skype for Business window and go to history, I can see the new message in the history, and if I re-open the conversation/messenger window the new message is now present. I've missed a number of messages before realising the issue. How do I share photos, emoticons, and Mojis in Skype? Skype for Windows, Mac, Linux, and Web Select the contact or chat you want to send something to. In the chat window, you can: = Select an emoticon. Never understood the concept of having to have at least two windows - the original Skype UI is much better with regards to this. This is a productivity killer. At least allow to right-click in the conversation list pane (to the left) within the chat window, and open a new IM from there (currently it does not have any context menu). Please note: Skype for Business is currently available only to UO employees. Skype for business caches files locally on your PC or Mac to pull information quickly and efficiently. Sometimes you may need to clear your cache to resolve specific issues. This article explains how to clear your cache on your PC or Mac.
-->Symptoms
Consider the following scenario.
- You join an online meeting by using the Skype for Business Web App or Lync Web App on macOS High Sierra 10.13 (including beta versions).
- Someone in the online meeting shares their desktop.
In this scenario, you see only a black screen instead of the shared desktop.
This problem occurs when the meeting is hosted in Skype for Business Server 2015 or Lync Server 2013. This problem doesn't occur if the meeting is hosted in Skype for Business Online.
Workaround
Skype for Business Web App
To work around this issue for Skype for Business Web App, use the Skype Meetings App instead. To do this, the system administrator must follow these steps:
- Install the May 2017 update for Skype for Business Server 2015.
- Enable the Skype Meetings App by following the instructions in the 'Enable Skype Meetings App' section of Deploy Web downloadable clients in Skype for Business Server 2015.
Skype Chat Window Blank
After these steps are done, web app users will automatically use the Skype Meetings App when they join a meeting.
Lync Web App
There is no workaround yet for this problem for Lync Web App.
Status
Skype Message Window Blank
Microsoft is working closely with Apple to resolve this problem.
More information
This issue can also occur when the camera isn't granted access permission to Skype for Business.
- Select Apple menu > System Preferences, select Security & Privacy, and then Privacy.
- Grant Skype for Business access to the camera. You will be prompted to restart Skype for Business.
- Check if the issue is resolved after the restart.
Still need help? Go to Microsoft Community.