Once the document is open, click on the Review tab at the top (See image below)ģ. On your Mac open the Word Document that you would like to password protectĢ. The procedure to password protect a Word Document in Office 20 on Mac is different than the procedure to do it on a PC.ġ. Password Protect Word Document in Office 20 on Mac Now, close the Word document and from the pop-up click on Save, to save the changes you have just madeįrom now on whenever someone tries to open that Word document, they will have to enter a password to view the Word Document. On the next pop-up re-enter the password and click on Ok once again.ħ. 6. Next, you will see a popup, enter the password for the Word Document and click on OK.