In the Excel Options window, Click Add-Ins from the left sidebar, and then in the Manage box (at the bottom of the window), select Excel Add-ins.Click File tab, and then click Options.After you load the Solver Add-in, the Solver command is available in the Analysis group on the Data tab.In the Add-Ins available box, select the Solver Add-in check box, and then click OK.Click Add-Ins, and then in the Manage box, select Excel Add-ins.Click the Microsoft Office Button, and then click Excel Options.When you load the Solver Add-in, the Solver command is added to the Tools menu.
Excel Solver helps to find an optimal value in one cell, called the Objective Cell ( target cell), on your worksheet. It is an add-in with Excel since Excel 97. Excel Solver is a what-if analysis tool for optimization in Microsoft Office Excel.