Convert Power point File in to another Formate without using any Additional software

                  
1. Open Any Format Image in micro soft! Power Point like below in pic.Now edit your pic as you like(1.). And click on save button(2.) 

 2. Now select any format that you want to convert

3. Click on ''current Slide only''

4.See now your file is ready

you can convert - .pptx, .pptm, .ppt, .potx, .potm, .pot, .thmx, .ppsx, .ppsm, .pps, .ppam, .ppa, .xml, .mht, .mhtml, .htm, .html, .gif, .jpg, .png, .tif, .bmp, .wmf, .emf, .rtf

With using office (power point) you can convert in any of these formates