How to switch Orbi router from router mode to ap mode?

[trjm4]

I have my Orbi hooked into my Netgear nighhawk router and I want to switch it to AP mode.  I cannot access the advanced option in my website to make the change under the advanced section.  Any thoughts? 

[plemans]

try a different browser/pc.

https://kb.netgear.com/29886/How-to-reconfigure-your-router-from-Access-Point-mode-to-default-router...