[AC86U] Can VPN server config be deleted?

I'm about to try creating a VPN (OpenVPN) server on my AC86U and expect needing to try a number of configurations before I get what I want. Is there a way to delete an instance of a VPN server without doing a factory reset? (The answer may be obvious once I've gone through the process, but I'd like to know before I start.) I notice that 2 instances are supported (at least under Merlin 384.14.2) but I expect I'll need more than 2 attempts.

If the instance cannot be deleted, can the...

[AC86U] Can VPN server config be deleted?