Delete the Lync or Skype for Business SIP profile from a Windows computer

When a Lync 2010/2013 desktop client for Windows signs-in, to minimize the bandwidth consumption the Lync client retrieves a lot of information from cache.  This cached information is stored in the users SIP Profile in a folder named sip_(SipURI of the user) located on a Windows computer in the following folder: Lync 2010: %UserProfile%\AppData\Local\Microsoft\Communicator\ Lync 2013: %UserProfile%\AppData\Local\Microsoft\Office\15.0\Lync … Read more