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Skype For Business SE - persistent Chat
Hello, maybe someone of you run into the same error and is able to help me on this topic: we are using SkypeForBusiness only for internal communication last week we have upgraded SkypeForBusinn...
Here is the answer to your question
https://learn.microsoft.com/en-us/SkypeForBusiness/help-topics/2019/lscp/ms.lync.lscp.PersistentChatAddinMain