Microsoft has released a new update to fix an issue in which thumbnail controls are not displayed for some applications in Taskbar under Windows 7 and Server 2008 R2.

This update is available for both 32-bit and 64-bit versions of Windows.

SP1 Beta users should also install this update.

You can download and install the update using following links:

Download Update for Windows 7 : https://www.microsoft.com/downloads/d...f-197f5bc02386

Download Update for Windows 7 64-bit: https://www.microsoft.com/downloads/d...b-09a858f23d50

Download Update for Windows 7 SP1 Beta: https://www.microsoft.com/downloads/d...e-09c66d533a4c

Download Update for Windows 7 SP1 Beta 64-bit: https://www.microsoft.com/downloads/d...0-cb7aeee4db22

Download Update for Windows Server 2008 R2 64-bit: https://www.microsoft.com/downloads/d...6-c2777f18c431

Download Update for Windows Server 2008 R2 for Itanium-based Systems: https://www.microsoft.com/downloads/d...e-5fdbd58086c5

Download Update for Windows Server 2008 R2 SP1 Beta 64-bit: https://www.microsoft.com/downloads/d...e-7a3e27039773

Download Update for Windows Server 2008 R2 SP1 Beta for Itanium-based Systems: https://www.microsoft.com/downloads/d...a-7bfa2f13729c