Why do I encounter the "java.io.IOException: 404 - Not Found" error in my log when downloading MinGW on R2016b and newer?

Why do I encounter the "java.io.IOException: 404 - Not Found" error in my log when downloading MinGW or other support packages on R2016b and newer?

Answer 1

[MathWorks Support Team]

This issue is currently being investigated by MathWorks. For the moment please use the offline installation workflow below as a potential workaround.

How do I Download and Install a Support Package on an Offline Machine?

https://www.mathworks.com/matlabcentral/answers/293235-how-do-i-download-and-install-a-support-package-on-an-offline-machine