Converting .ksd files to .jpg is not a standard one-click process because .ksd files are usually encrypted security files rather than standard image formats. What is a .ksd file?
Tips and Best Practices
standard online file converters cannot simply change a KSD file directly into a JPG
Note: If the file was heavily encrypted by the app, this method will result in a corrupted, unreadable file. Forensic Focus A Warning on Online Converters