PPT Repair when CRC Error Causes Corruption

Microsoft PowerPoint is a software application that lets you create graphic presentations in the form of slides, we all know that. But what’s more interesting are its extraordinary features, compatibility and its wide usages in business and in classrooms.

However, at times we end up losing our important PowerPoint Presentation file due to unknown errors, which causes inaccessibility to the file. For instance, while attempting to open a PPT / PPTX / PPS file you may had come across error messages like “Unable to read the file”, “Unknown Error occurred”, “Invalid file path”, “Error 123 : sorry file cannot be accessed” etc. These error messages occur if the file is damaged because of CRC error.

So, how exactly CRC error causes corruption?

CRC Cyclic redundancy check) is a technique for spotting data corruption. When some bytes get lost or overwritten due to any reason or when some extra bits get induced, CRC error occurs. Hence, making the file corrupt and inaccessible.

Few scenarios that cause CRC error corruption to PPT / PPTX / PPS files could be due to bad sectors in the storage media, transmission channel noise, application failure, incomplete download, unexpected system shutdown, power failure, interruption during file transfer, virus attack etc. Therefore, to overcome these situations you need to restore your PowerPoint Presentation file from an updated backup. But if the backup is not available, then you require powerful repair software to get back your PPT file.

Which tool provides best results?

Yodot PPT Repair tool is a powerful software that repairs and restores data from corrupted or damaged PPT / PPTX / PPS files in just few easy steps. It facilitates preview of your repaired PowerPoint file to ensure you that the repair was successful. In comparison to other repair software, Yodot PPT Repair ensures high success ratio.

Directions for using the software

  • After downloading the software, install it in your Windows PC
  • Double click the icon to run the software
  • Follow the directions that are appearing on the screen
  • Select the damaged PowerPoint file, which is to be repaired
  • Click on the “Repair” button to initiate the repair process
  • You can see the ongoing repair progress in the progress bar
  • As the repair procedure ends, the software displays a message indicating success of the repair
  • You can view the PowerPoint file with help of “Preview” option
  • At last save the error-free PPT / PPS / PPTX file on the desired location with the help of “Save” option


  • Backup is really essential to prevent data loss
  • Employ proficient download management utility to avoid error during file download
  • Regularly scan your PC with help of anti-virus application