Legacy.dll

Because it is a dynamically loaded module rather than a standard linked library, it often causes deployment headaches for developers:

: Ensure your openssl.cnf file has the legacy provider enabled if you are using command-line tools that require it. 🌐 Other Uses of the Name legacy.dll

Apache 2.4.66 with OpenSSL legacy.dll not working Because it is a dynamically loaded module rather

If you are running into errors involving a "missing" legacy.dll : legacy.dll

: You can force an application to find the DLL by setting the OPENSSL_MODULES environment variable to the directory containing the file.