We select the file that we are going to encrypt (If we are going to choose several skipped files we hold down Ctrl, and if they are together we use Shift). Press the right mouse button and display the context menu to click on “Properties”.We can encrypt our files easily in Windows. This procedure can be performed on a file or a group of files, and is the same for any version of the operating system In order to activate this function we will do the following: