DLLRegisterserver failed with error code 0x80070715″ usually occurs when users try to access Windows Security or System Restore, among other tasks on Windows 10. This indicates that the “DLL” file is either corrupt or completely missing. There are several other reasons for this error, depending on the program or function that is causing it.
The details of the error may seem a bit complicated, but the solutions are very simple and easy to implement. Follow the fixes mentioned in the article in the order given until the error is fixed.