Background of the issue:
I want to change the site URL of my Japanese language to JP. If I switch from English to Japanese, then my URL changes to 'ja'. I want it to be 'jp' instead of 'ja'.
Symptoms:
The URL changes to 'ja' when switching to Japanese, but I want it to be 'jp'.
Questions:
How can I change the language URL from 'ja' to 'jp'?
