How to insatll 'OpenBLAS' manually?

[giordano]

I just realised this thread is a cross-post with another thread, where I suggested to use PkgServer:

Cant install OpenSpecFun_jll

Is GitHub blocked for you? Since you use Julia v1.4, you can try using PkgServer. Set the following environment variable export JULIA_PKG_SERVER=https://geo.pkg.julialang.org in your shell and restart Julia. If this works, add this setting in the init file of your shell to make it persistent