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 you get prompted that the Solver Add-in is not currently installed on your computer, you will be prompted. Click Yes to install it. Now read: How to use Data Visualizer Add-In for Excel.

The Excel Workbooks, Excel Add-ins, and screencasts on this site will be updated and corrected regularly so head there if you are merely looking for the latest versions of a file. As far as mistakes ...

Web browsers or some desktop apps (like Word, Excel, PowerPoint) make it possible to install add-ins almost everywhere.

The add-in is free for home and student users, and works in 32-bit versions of Excel 2010 and 2013 as well as earlier Excel versions going back to Excel 2000. What do you think so far?

Solution: log on to server as an admin, do 'change user /install', open Excel and check all the add-ins wanted, do 'change user /execute'. Now everybody gets those settings.