You can embed a PDF file into a cell of an Excel worksheet and then use Excel's security features to lock the object. This allows you to take advantage of both technologies. Embedding the PDF file ...

Whatever you’re using Microsoft Excel for, the best way to keep that information safe is to learn how to password-protect an Excel file ... you might prefer to lock cells in Excel to stop ...

An icon in the shape of a lightning bolt ... t accidentally erase values or headings you need to have. How to lock cells in Excel 1. Select your whole sheet, done most easily by pressing Crtl ...