You can control access to a document by implementing a password for it. Passwords are case-sensitive and can be a maximum of 15 characters long. Create a strong password, ideally one that you can …

How to protect an Excel file using a password to prevent unwanted access to your data.

You can add a password to an Excel file to prevent unauthorized users from opening or modifying it.

To add a new password, click Protect Sheet or Protect Workbook, type and confirm the new password, and then click OK. To remove a password from the workbook, click Protect Workbook, and then click …

Add a password to protect your entire workbook and control whether others can open or make changes to it. Protect your file by setting passwords for Open and Modify.

You can add a password so that only authorized users can modify a presentation. Unauthorized users can still open the presentation and then save it by using a different file name.

Password-protect project files to make them read-only or prevent others from opening them at all. You can set a password when you save the file.

In this topic we’ll discuss the various ways you can utilize the primary options to protect and distribute your Excel files.

Worksheet protection is a two-step process: the first step is to unlock cells that others can edit, and then you can protect the worksheet with or without a password.

If you're working with confidential or sensitive information, you can protect notes with a password using OneNote for Windows 10. Only someone with the password will be able to see notes in password …