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Today Im going to show you how to protect a file which also means to lock a file. The first thing Im going to do is to select Protect PDF. I select Protect then I can add my file by dragging and dropping, getting it from Dropbox or from Google Drive. So Im going to go ahead and upload my file. What I need to do is put in a password. Im going to make mine simple, One , two, three and One, two, three, and then I select protect PDF. You can see that it is protected and I can download the file. It comes down here. Then I can open it up, and you will see the password is required in order to open it. So I can enter, one, two, three, and submit. There it is. This is the reading on The Emergence of Colonial Government, so that is how you can protect or lock a PDF, so that others cant get into it.