Post your questions about bike maintenance, bike problems, kit issues, goggle issues – anything to do with the kit you have which isn’t quite going to plan and you’re looking for an answer why.
Default setting should be 2096, if not set that, you could be pedantic, and measure it yourself, but it the circumference is dependant on the tyre and tread and weight of rider, but a standard 700x23 is 2096.
Extinction is the rule. Survival is the exception.