Install Root CA

Linux

To install a root CA certificate as a trusted root CA for Ubuntu systems,

Copy the root CA to /usr/local/share/ca-certificates/
Update the system certificate store with sudo update-ca-certificates

To remove a root CA certificate as a trusted root CA for Ubuntu systems,

Remove the root CA from /usr/local/share/ca-certificates/
Update the system certificate store with sudo update-ca-certificates –fresh