Microsoft issues service packs to distribute updates to correct issues with system reliability, program compatibility, security, and more.
Any service packs issued by Microsoft for your version of Office and Windows must be installed before contacting SigmaXL support. To determine what service packs have been issued for your products, check here.
To confirm that you have the required service packs installed:
Excel 2013: There is currently no service pack for Excel 2013.
Excel 2010: The current service pack is SP2.
Click the File button
Select Help and click Additional Version and Copyright
Look for SP2 MSO beside the listed version information
Excel 2010 SP2 can be downloaded from the link below
Excel 2007: The current service pack is SP3.
Click the Office Button:
Click Excel Options:
Resources - SP3 will show after the Excel version information:
Excel 2007 Service Pack 3 can be downloaded here: