If you go to Issues - Back issues and then go through the list of issues you have, select the issue that you want to assign as the current one, you can select which one gets treated as the current issue:
Thanks for the answer, but I don’t need to change the current issue. I need to change the address of the browser bar so that its format is displayed in a shorter version (as in the example link above). That is, I want to change the issue URL (it’s probably generated somewhere) to make it look more elegant. This is really very important for our journal.
Thanks for clarifying. Doing that would require modifying the code (and comes with certain risks. I don’t know what to suggest for how to go about that, but hopefully someone else can weigh in on this.