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Select Protect Workbook and click Encrypt with Password Click File, then select Info in the left navigation bar Open the spreadsheet that you want to add a password to with Microsoft Excel Let’s dive into how to password protect an Excel file with the help of Microsoft Excel itself: Microsoft Excel proves to be the most reliable approach, together with its built-in capabilities. How to Password Protect an Excel File within ExcelĪn Excel file can be protected in many ways, adding passwords to Excel files is an easy and useful way to keep outsiders from editing or stealing data in your documents. In this post, we offered you a detailed guide on how to password protect an Excel file on both Windows and Mac, which can help prevent your Excel file from being stolen by accident. To avoid possible problems, you'd better add additional protection to your Excel documents. If your Excel documents contain any sensitive information, such as personal and financial data, you wouldn’t expect others to open or read them randomly. In this digital era, we may often encounter information leakage. Usually, with no protection, anyone who has access to a document can open and edit it with no limits.

It helps users store and calculate complex data without breaking a sweat. Microsoft Excel has always remained one of the most popular spreadsheet programs since its inception. Why You Need to Password Protect an Excel File In this post, we’ll introduce you to several workable approaches on how to password protect an Excel file on both Windows and Mac, including some less robust protection methods. To safeguard the content within your files, you'd better add a password to protect them. Sometimes, you may find your Excel spreadsheets appear somewhere else even without noticing.