Download rpcrt4.dll file from the collection of DLL libraries and OCX elements. Perhaps this file will help you to correct the error "the library rpcrt4.dll is not found" which appears as a result of incorrect operation of the Windows operating system or work with the program.
How to download free rpcrt4.dll?
Also, this file may be required when developing software. When using the rpcrt4.dll file, you should review the copyrights to it.