Connect to Wi-Fi - Apple Support

Quickly connect right from Settings on your device. 

Set up your iPhone or iPad - Apple Support (CA)

Sync content between your Mac and iPhone, iPad, or iPod touch over Wi-Fi - Apple Support (CA)

Connect to Wi-Fi - Apple Support

Apple Watch Does Not Automatically Connect to WiFi

Use Quick Start to transfer data to a new iPhone or iPad - Apple Support (CA)

Connect to the internet with your Mac - Apple Support, wi fi

Use private Wi-Fi addresses on iPhone, iPad, iPod touch, and Apple Watch - Apple Support

15 Ways to fix “Cannot Connect to App Store” on iPhone or iPad - iGeeksBlog

Unable to Turn On Wi-Fi on iPhone Because Setting is Grayed Out, Fix • macReports

Connect to Wi-Fi - Apple Support (CA)

Use network locations on Mac - Apple Support

Activating new iPhone - Apple Community

Wife's iPhone 7 crashed after an update (She has since bought a replacement) and hasn't been able to connect to cellular. Tried restoring it via iTunes (twice) and get stuck here. Trying

Ipad stuck on wifi network page - Apple Community