Just what specific version of Microsoft Office PowerPoint you use? One that works for you depends on what you are doing to make the wide PowerPoint in the first place. There are several ways you can reduce the size of your PowerPoint file. What are you going to put in it to make it big? If it's this pig-simple, what is with you guys Microsoft? Get with the program and write a software! Now at 80 MBīut NXpowerlite he strikes back at 2.5 MB. Mine just growing in the ridiculous steps every time I do anything for her. There should be an easy way to reduce the size of the ppt files. My ppt file is huge 80 MB, tried everything to reduce the size but nothing TBird takes longer than half of the screen and all parts of it are bigger that they were on Win7, even though I have set to 100% (smaller) size in Win10 display options. On Win10 Tbird much larger poster on Win7, so under the folder list shows How can I reduce it to its previous size?