Please provide us the detail information of the failure to support#leawo.com (replace#with@)so that we could check about the problem:
1) Was there any error message prompted?
2) Your OS, PowerPoint version No., Program version No.
3) Check whether you can convert another file successfully. If you meet the problem only in this file, you can send us the original PPT file for our further testing via https://www.wetransfer.com/.
PS: If there is audio or video embedded in your PPT file, please also send us the video or audio.
