How to enable Excel Add-ins?
In Excel 2007 click the Microsoft Office Button (or menu File in Excel 2010+)
How to install an Excel add-in?
– To install an add-in that is typically installed with Excel, such as Solver or the Analysis ToolPak, run the setup program for Excel or Microsoft Office and choose the Change option to install the add-in. After you restart Excel, the add-in should appear in the Add-Ins available box. – Some Excel add-ins are located on your computer and can be installed or activated by clicking Browse (in the Add-Ins dialog box) to locate the add-in, and then clicking OK . – Some Excel add-ins require running an installation package. You may need to download or copy the installation package to your computer (an installation package is typically a file with an .msi file name extension), and then run it. – Other add-ins that are not available on your computer can be downloaded and installed through a Web browser from Downloads or from other sites on the Internet or a server in your organization. Follow the setup instructions for the download as needed. See More…
How to create add-ins in Excel?
Click Insert > Office Add-ins.
How do you enable formulas in Excel?
– F2 – select any cell then press F2 key and hit enter to refresh formulas. – F9 – recalculates all sheets in workbooks – SHIFT+F9 – recalculates all formulas in the active sheet – CTRL+ALT+F9 – force calculate open worksheets in all open workbooks including cells that have not been changed – CTRL+ALT+SHIFT+F9 – recalculates all sheets in all open workbooks