Lync: July 2011 update
| Product | KB | Download |
| Product | Link | Link |
| Lync 2010 (64bit) | 2571543 | MS download |
| Lync 2010 (32bit) | 2571543 | MS download |
| Lync Server 2010 | 2493736 | MS download |
| Lync 2010 Group Chat Server | 2571550 | MS download |
| Product | KB | Download |
| Product | Link | External |
| Lync 2010 Phone Edition (Tanjay) | 2577593 | MS download |
| Lync 2010 Phone Edition (Aries-Aastra) | 2577595 | MS download |
| Lync 2010 Phone Edition (Aries-Polycom) | 2577594 | MS download |