Click on the subscribe button and press the bell icon hello everyone welcome to my channel free hacking tutorial so in this video I will be going to show you how to combine multiple pdf files into one single pdf file. So let's begin the tutorial so before begin the process you need to install this application from the Play Store go to the play store and type this name PDF Utils install this application from the Play Store so I have already installed this application into my mobile phone so let's open it I have given the download link for this application in the video description you can find it in my video description so let's open it so here you will see different options most PDF or image you can by using this options you can most multiple PDF files into one single pdf file or you can also combine multiple image into one single PDF files or also you can delete a page for the PDF file or extract the image from the PDF file and also using this application you can also split pages form PDF file or you can also add a password protected in the PDF files or remove the password so let's combine a PDF files by tapping on this option now select your files select a PDF files so here I have a PDF files here so select all the PDF files which you would like to combine into one single file so here I have a 4 Pdf files so I have selected all these files and click OK now your pdf files are added into the list so to combine this files let's click on this tick mark and input and filename here let's say test click okay and done your pdf file is converted into a single PDF file so here is the final output or...