If the file is completely gone, the most reliable way to restore it is a clean reinstallation. Avoid downloading standalone .dll files from unofficial websites, as these frequently contain malware.

. . . . . I think the end user shouldn't have to do that. Deinstallation of the software should remove everything automatically, . magix.info Language dll (de_DE) not found or local_de_DE not present

Older software suites like the 2013 version require cumulative patches to remain compatible with modern Windows environments. Once the software launches, navigate to the top menu bar. Click on and select Update program online .