The Cisco Air-AP1832I-E-K9 is a "Unified Access Point." This means it can operate in one of two modes, and the user manual provides distinct configuration guides for each.
Because the 1832i is not a standalone router, there is no "quick setup" page. You must choose a deployment method: cisco air-ap1832i-e-k9 user manual
When the GUI fails, the Console port is your friend. Connect using a serial terminal (Baud 9600, Data bits 8, Parity none, Stop bits 1). The Cisco Air-AP1832I-E-K9 is a "Unified Access Point