Step 1: Go to your iPad settings. Now click on “Wi-Fi” and select the network you are connected to.
Step 2: In the DNS field enter the DNS Server address. Tap on “Wi-Fi” from the upper left corner to save your settings.
DNS Addresses:
Cloudflare DNS: 1.0.0.1 or 1.1.1.1
Google DNS: 8.8.8.8 or 8.8.4.4
Open DNS: 208.67.222.222 or 208.67.220.220
DNS Watch: 82.200.69.80 or 84.200.70.40
Step 3: Go back to Wi-Fi to save your changes.