After you install DPPTR, you can fix a PPTX file by simply clicking your mouse in Explorer because DPPTR has integrated its functions into it. Following are the detailed operations:
1.In Explorer, select the PPTX file to be repaired and click the right mouse button.
2.A context menu will appear, in which you can find "Repair file..." and "Repair and Open file..."menu items to repair the file.
3.By clicking "Repair file...", you can repair the selected file. If the name of the selected file is "a.PPTX", then the fixed file is auto-named as "a_fixed.PPTX"..
4.By clicking "Repair and Open file...", you can repair the selected file. And after the repair process, the fixed PPTX file will be opened automatically..