Hide the average salary formulas and enable worksheet protection. Select the Summary worksheet if necessary, and select the range B2:B6. Select Home→Format→Format Cells. Select the Protection tab.

Sharing Excel files can be a collaborative dream or a data security nightmare. Leaving worksheets unprotected exposes sensitive information, formulas, and formatting to unwanted changes, whether ...

Have you ever found yourself in a chaotic Excel workbook, where multiple people are editing the same cells, accidentally overwriting each other’s work, or making unintended changes? It’s frustrating, ...

Protecting a worksheet in Excel 2003 prevents others users from editing it. For example, if you have tracked and charted your business's sales on a sheet, you will want co-workers to access the sheet ...

Throwing a lot of work into a shared Excel sheet can be rewarding, which is why it’s even more soul-crushing to wake up one day to find it destroyed. Unfortunately, whether by accident or malice, ...

In Excel, can I use more than one password to protect cells in a worksheet, to allow for different levels of access/authorisation? I want to set up a shared worksheet to track inventory adjustments, ...

Microsoft Excel lets you embed content from other applications, including PDF files. You can embed a PDF file into a cell of an Excel worksheet and then use Excel's security features to lock the ...