In Windows, open Command Prompt and enter ipconfig /all. Look for the DNS Servers line. Next to it is the DNS server address. On a Mac, open a Terminal window by going to Applications > Utilities > Terminal, then enter cat /etc/resolv.conf . In namebench, type your current nameserver address as you found it displayed above, and then select First, go to Settings->Network & Internet->Advanced. In there, you will see an option for Private DNS, which should be Off by default. Switch it from Off to " Private DNS provider hostname " and Configuring Your Device-iOS 8 and above. Go to Settings > Cellular/Mobile Data > Cellular/Mobile Data Options. Set Enable LTE to ON ( if you have an iPhone 6 or above, under the sub-menu choose Data only) Go to Cellular Data Network and set up exactly as below, leaving the blank fields empty. To change the DNS settings on Windows 11, use these steps: Open Settings. Click on Network & internet. Click the Ethernet or Wi-Fi page on the right side. (Image credit: Future) Quick note: If you Go to Settings > Network & internet. Select Advanced > Private DNS. Select the Private DNS provider hostname option. Depending on what you want to configure, use one of the following DNS hostnames or IP addresses and select Save. Use 1.1.1.1 resolver. one.one.one.one. Private DNS. Important: By default, your device uses Private DNS with all networks that can use Private DNS. We recommend keeping Private DNS turned on. To turn Private DNS on or off, or change its settings: Open your device's Settings app. Tap Network & internet Private DNS. Pick your option: Off. Sign in to the Microsoft 365 admin center and select Show all > Settings > Domains. In a new browser tab or window, sign in to your DNS hosting provider, and then find where you manage your DNS settings (e.g., Zone File Settings, Manage Domains, Domain Manager, DNS Manager). Go to your provider's DNS Manager page, and add the TXT record 2MFbF0z.