The Solver add-in for Microsoft Excel is one of the most important, so we can understand the frustrations when users cannot get it to work as they hope. In older versions of Excel, folks had to ...

Add-ins are special files that provide additional functionality. After downloading an add-in file, the Add-ins Manager must be used to install it. Add-ins files have extension .xla or .xlam (for Excel ...

If your arrow keys are not working in Excel, there are a few simple ways to troubleshoot and solve this problem.

does anyone know if it is possible to write add-ins for Excel 2011 on the Mac? Preferably in C/C++/Cocoa, but almost any language would do. If so, pointers towards the SDK would also be appreciated.