And if you are collating the files, you may facilitate the options of split, combine, insert pages, rename page number and others to organize the pages. Furthermore, if you prefer to personalize your files, there are also handy functions for you to apply watermark or background for your own documents, too. When you finish revising your document, there will be options for you to set password to protect your files. In this way, you could deliver the file to people with your authorization, no worrying about exposing confidential contents to others. Whenever you decide to remove the security protection, you can do so in this editor tool at any time you want.