Excel is a powerful tool for organizing and analyzing data, but it’s important to take steps to protect the integrity of your data by protecting cells from accidental changes. In this article, we’ll explore some of the ways you can protect cells in Excel.

1. Protecting Cells:
To protect cells in Excel, you can use the “Protect Sheet” and “Protect Workbook” options. This allows you to limit which cells can be edited, and prevent unauthorized changes to your data.
2. Locking Cells:
Another way to protect cells is by locking them. This means that the cells can still be edited, but their contents cannot be changed. You can do this by selecting the cells you want to lock, right-clicking, and selecting “Format Cells.” Then, go to the “Protection” tab and check the “Locked” box.
3. Hiding Formulas:
If you have formulas in your spreadsheet that you don’t want others to see or edit, you can hide them. To do this, select the cells with the formula, right-click, and select “Format Cells.” Then, go to the “Protection” tab and check the “Hidden” box.
4. Password Protection:
Finally, if you want to protect your entire workbook or worksheet, you can use password protection. This requires a password to be entered before any changes can be made to the document.
By using these techniques, you can help protect your data and ensure that your Excel spreadsheets remain accurate and secure. Remember to save your password in a secure location, and to use strong, complex passwords to prevent unauthorized access.