Extend enum

hello ,

how can extend the enum from my plugin without change core system of nop  


public enum CustomerNavigationEnum
    {
        Info = 0,
        Addresses = 10,
        Orders = 20,
        BackInStockSubscriptions = 30,
        ReturnRequests = 40,
        DownloadableProducts = 50,
        RewardPoints = 60,
        ChangePassword = 70,
        Avatar = 80,
        ForumSubscriptions = 90,
        ProductReviews = 100,
        VendorInfo = 110,
        GdprTools = 120,
        CheckGiftCardBalance = 130
    }
i want to extend thing any ideas?

What is it you really want to do - add custom tab to user account page?
What version of nopCommerce do you have?

just i want new Tab to exist tab and i need to remove some tabs from customer left menu

i'm using nopcommerce 4.2