If you want to set an expiration date and password when sharing Excel files online, here is how you can do that. It is possible to do both in Excel Online. That said, you do not need to rely on other ...

To lock your cells in Microsoft Excel, you just need to head into the program's "Protection" tab. Locking a cell in Excel will make it so viewers can't change the data inside of that cell, which is ...

If you want your Microsoft Excel spreadsheet to have a little more protection, you can encrypt its data by setting a password. You can also remove the password at any ...