Fortunately, Excel provides built-in features that allow you to hide and password-protect your worksheets without requiring any programming skills. Password Protecting Excel Spreadsheet Data ...

Here is a tutorial to lock or hide only the formula cells in an Excel workbook. You can also lock formulas in all worksheets in a workbook.

Password-Protected Macros Open the Excel worksheet where you wish to place the macro and then activate the Visual Basic for Applications options by turning on the Developer tab.

How to Lock the Position of a Chart in Excel. In Microsoft Excel 2010, a chart sits over the worksheet and provides a visual expression of the underlying data. You can use a chart in conjunction ...