How to Password Protect Your File Using Winrar  We all Want to Password Protect our File or Folder,Simple Way is using Winrar   First of all download winrar, link to download winrar is ------> Click to download Winrar Install Winrar. Now Select the file which you want to lock with help of winrar. Right Click that File. Click option Add to archive. Then click option Advance in upper tab. Then click option on right that is Set Password(Give password). Press Ok. Then again press ok under advance tab. You are able to password protect your file using winrar when you will try to open it will demand for password , like same you can do in the case of Folder to password protect it.