Some win 10 users feedback that they cannot install DeUHD. It is the latest Microsoft updates blocked the software that you purchased, not only DeUHD. If you also have this trouble, you can write to Microsoft to complain their mistaken updates have affected you use purchased software normally.
To solve this problem, there is a solution for you: go to Settings, Update & security, Windows Update, and you should have Update History. in there, there’s Uninstall updates, locate cumulative Update for Windows 10 version 1709 (KB4089848) and try to uninstall it. If there is no record KB4089848, then uninstall all updates after March 22. To block it from installing, you need to download and install a tool from ms, http://support.microsoft.com/en-us/kb/3073930 “Show or hide updates” troubleshooter for Windows 10. Meanwhile, we will also work with Microsoft to ensure that you can use the purchased product.