# How to Change DNS Settings: A Complete Guide Learn how to change DNS settings on Windows, Android, iPhone, and routers. Follow this simple guide to configure DNS servers and improve browsing, privacy, and connectivity. ## Introduction DNS, or Domain Name System, is an important part of how the internet works. It converts website names such as `example.com` into IP addresses that computers and other devices can understand. Your internet service provider usually assigns DNS servers automatically, but you can change them manually when needed. Changing DNS settings can be useful for troubleshooting connection problems, using an alternative DNS service, improving reliability, or applying specific filtering and security features. The process varies depending on whether you are changing DNS on a computer, phone, or router. ## What Is It About? Changing DNS settings means replacing the DNS server provided automatically by your network with another DNS server. Instead of relying on the default configuration, you can enter specific primary and secondary DNS addresses. For example, some public DNS services provide their own server addresses that users can configure manually. After changing the settings, your device sends DNS lookup requests to the selected servers. Before making changes, it is a good idea to note your existing DNS configuration. This makes it easier to restore the original settings if something does not work correctly. ## How to Change DNS Settings on Windows Windows allows you to configure DNS through the network settings. ### Steps to Change DNS on Windows: 1. Open **Settings** and select **Network & Internet**. 2. Choose your active connection, such as Wi-Fi or Ethernet. 3. Open the connection's properties. 4. Locate **DNS server assignment** and select **Edit**. 5. Change the setting from automatic to manual. 6. Enable IPv4, if required. 7. Enter your preferred **Primary DNS** and **Secondary DNS** addresses. 8. Save the changes. 9. Restart your connection or reconnect to the network. The exact menu names can vary slightly between Windows versions and updates. ## How to Change DNS Settings on Android Many modern Android devices allow users to configure DNS through the **Private DNS** option. 1. Open **Settings**. 2. Search for **Private DNS**. 3. Select the Private DNS option. 4. Choose **Private DNS provider hostname**. 5. Enter the hostname supplied by your chosen DNS provider. 6. Save the configuration. Some Android devices and older versions may use different settings. If the Private DNS option is unavailable, DNS configuration may depend on the Wi-Fi network or router. ## How to Change DNS Settings on iPhone On an iPhone, DNS can generally be configured for a specific Wi-Fi network. 1. Open **Settings**. 2. Tap **Wi-Fi**. 3. Select the connected network. 4. Tap **Configure DNS**. 5. Select **Manual**. 6. Add the desired DNS server addresses. 7. Remove or retain existing servers as appropriate. 8. Tap **Save**. The new DNS configuration applies to that Wi-Fi network. ## How to Change DNS Settings on a Router Changing DNS on your router can apply the configuration to multiple devices connected to your home network. Log in to your router's administration page and locate the **Internet**, **WAN**, or **DNS** settings. Select manual DNS configuration and enter the primary and secondary DNS addresses provided by your chosen DNS service. Save the settings and restart the router if required. Devices connected to the network may then receive the updated DNS configuration. ## Features of Changing DNS Settings Changing DNS settings provides several useful configuration options: * **Custom DNS servers:** Choose which DNS service handles domain lookups. * **Manual configuration:** Replace automatically assigned DNS servers. * **Network-wide setup:** Configure DNS directly on a compatible router. * **Device-specific setup:** Use different DNS settings on individual devices. * **Troubleshooting support:** Test whether DNS is contributing to connectivity problems. * **Filtering options:** Some DNS services provide content or security filtering. https://forum.dis-course.net/viewtopic.php?t=797551 https://forum.dis-course.net/viewtopic.php?t=797544 https://forum.dis-course.net/viewtopic.php?t=797543 https://forum.dis-course.net/viewtopic.php?t=797558 https://forum.dis-course.net/viewtopic.php?t=252294 https://forum.dis-course.net/viewtopic.php?t=611691 https://forum.la-boite-a-pain.com/viewtopic.php?t=709345 https://forum.la-boite-a-pain.com/viewtopic.php?t=709219 https://forum.la-boite-a-pain.com/viewtopic.php?t=709193 https://forum.la-boite-a-pain.com/viewtopic.php?t=709090 https://forum.la-boite-a-pain.com/viewtopic.php?t=709076 ## Benefits of Changing DNS Settings ### 1. Troubleshoot DNS Problems If websites fail to load while your internet connection otherwise works, DNS may be part of the problem. Switching to another DNS service can help determine whether the default DNS server is causing the issue. ### 2. Potentially Improve Reliability Alternative DNS providers may offer reliable infrastructure and multiple servers. However, actual performance depends on your location, network, and provider. ### 3. Access DNS Filtering Features Some DNS services offer filtering that can block certain categories of domains, such as known malicious websites or unwanted content. ### 4. More Control Over Network Configuration Manual DNS settings give users greater control over how domain-name lookups are handled on their devices or networks. ### 5. Useful for Network Troubleshooting Testing different DNS configurations is a common step when diagnosing browsing and connectivity problems. https://forum.la-boite-a-pain.com/viewtopic.php?t=709059 https://forum.la-boite-a-pain.com/viewtopic.php?t=709058 https://forum.la-boite-a-pain.com/viewtopic.php?t=709025 https://forum.la-boite-a-pain.com/viewtopic.php?t=708679 https://forum.la-boite-a-pain.com/viewtopic.php?t=708805 https://forum.la-boite-a-pain.com/viewtopic.php?t=709420 ## Important Things to Remember Changing DNS does not automatically make your internet connection faster. DNS mainly handles domain-name resolution, while overall browsing speed also depends on bandwidth, latency, the destination server, Wi-Fi quality, and other network conditions. Always use DNS servers from a reputable provider and keep a record of your original configuration. If websites stop resolving after the change, return to automatic DNS settings and test the connection again. ## FAQs ### 1. What is DNS? DNS stands for Domain Name System. It translates human-readable website names into IP addresses used by computers and network devices. ### 2. Why would I change my DNS settings? You might change DNS settings to troubleshoot connection problems, use an alternative DNS provider, or access additional filtering and security features. ### 3. Can changing DNS make my internet faster? It can sometimes reduce DNS lookup delays, but it does not guarantee faster internet. Overall performance depends on several network factors. ### 4. Is it safe to change DNS settings? Generally, changing DNS settings is safe when you use a reputable DNS provider and enter the correct server information. ### 5. Can I change DNS settings on my phone? Yes. Android and iPhone devices provide DNS configuration options, although the available settings differ by operating system and device. ### 6. Should I change DNS on my router or individual device? Router-level DNS can apply to many devices on your network, while device-level DNS gives you more specific control. ### 7. What happens if DNS settings are incorrect? Incorrect DNS settings can prevent websites and online services from resolving properly. You can usually restore the previous settings or switch back to automatic DNS. ## Conclusion Changing DNS settings is a useful networking technique for users who want more control over domain-name resolution or need to troubleshoot internet connectivity. You can configure DNS on Windows, Android, iPhone, or a router depending on your requirements. Before changing anything, record your existing settings and carefully enter the new DNS information. If the new configuration causes problems, reverting to automatic DNS is a simple way to restore the previous setup. With the right configuration, alternative DNS services can provide useful reliability, filtering, and troubleshooting options.