How to lock pdf file to print and open (Encrypt with Password) and How to unlock
How to lock PDF file to open and print (Encrypt with password) Sometimes we need protect our file with password to open or print. We can protect our pdf in a easy way 1. open you pdf in Acrobate and go to PROTECT You can find "PROTECT" in right side of pdf or you can find in "TOOLS" option . 2. Go to ENCRYPT - ENCRYPT WITH PASSWORD 3. if you want protect only from open just click "REQUIRE A PASSWORD TO OPEN THE DOCUMENT" and type the password . OK When you click ok , needs to retype the password for confirm . so just retype the password .then OK next you will receive another message that "security setting will apply the document only after save. so please save the document. Now your file needs password to open . 4.If you want restrict editing and printing of the document just click "Restrict editing and printing of the document" Printing allowed : None Change Allowed : None and type pa...