Mule Getting error when hitting a REST API via HTTPS
Search for "tls-default.conf" in the folder. This will show you all the files for all the Runtimes that you have installed.
there will be a property "enabledProtocols" make sure that it contains the TLSv1 in it as below
enabledProtocols=TLSv1,TLSv1.1,TLSv1.2