how do i take a Nokia Solutions and Networks captive portal off my iphone 7 +?

How do I take Nokia solutions off my iPhone 11

montanacaptiveportal1959 wrote:

How do I take a captive portal by Nokia Solutions and Networks off my iphone7+?

https://www.arubanetworks.com/techdocs/Instant_83_WebHelp/Content/Instant_UG/CaptivePortal/DisablingCaptivePortal.htm

If the above link doesn't help, then use google like I did.