I Cant Sign In To Lync. Look for the causes of sign in failure. After this the Lync Client logged in on the first try.
Lync returns the following error details. External server name or IP address. When I logged in today I have not been able to sign in.
Nothing to do with this forum.
David Moy - Lync Client SDET You have to. On the Skype for Business sign-in screen tap More Details Windows or Show Advanced Options iPhone iPad or Android. After this the Lync Client logged in on the first try. Sign in logic to use in.
