When using Microsoft Excel 2013 on XenDesktop 7.6 with Citrix Receiver 13.1.3, 13.1.4 or 13.2, grey blocks appear especially if you mark multiple cells.


Codec parameters may not be optimal for this use case.


  1. In IGEL Setup, go to Sessions > Citrix XenDesktop / XenApp > HDX / ICA Global > Codec.
  2. Disable Text Tracking.
  3. Disable Small Frames Feature.

    Additional Codec Parameters