iPhone Wi-Fi DNS Fix for App Updates and Downloads
-Go to your settings
-Go to Wi-fi
-Choose the wifi connection you are connected to
-Scroll down to 'Configure DNS'
-Set to Manual and make sure you match it with the DNS on your Wifi Router.
-it is most times set to 8.8.8.8
But go to Network Settings if you have a computer connected to your network and check IP Settings for 'DNS Servers' the correct DNS will be listed. Your apps should begin to download immediately.
[Re-Titled By Moderator]
iPhone 16 Pro