Microsoft has some recommended methods for recovering from PowerPoint presentation corruption. This tools provides easy access to most of these by merely pushing buttons. It also add four of its own independent methods. Additionally it has links to three major commercial solutions. One of these is a web service provided by Recoveronix', Online File Repair. With the provided coupon code, until Nov. 1, 2013, the service is free, a $39 value.
Microsoft has some recommended methods for recovering from PowerPoint presentation corruption here, http://office.microsoft.com/en-us/powerpoint-help/recover-a-corrupt-powerpoint-file-HA001116878.aspx. S2 Recovery Tools for Microsoft PowerPoint provides easy access to most of these, allowing them to be engaged with pushes of buttons. The program also adds four of its own independent methods. These independent methods include two text, slide and format recovering methods for PPTX files which repair all the salvageable underlying XML subfiles as well as the higher level conventional zip structure of these presentations. The program also has links to three major commercial solutions. One of these is a web service provided by Recoveronix', Online File Repair. With the provided coupon code, until Nov. 1, 2013, the service is free, a $39 value.
Download and use it now: S2 Recovery Tools for MS PowerPoint