5 Fixes for “Can’t Save IP Settings” Error on Windows

Pankil is a Civil Engineer turned freelance writer. Since his arrival at Guiding Tech in 2021, he delves into the world of how-tos, and troubleshooting guides for Android, iOS, and Windows. Besides his new-found love for mechanical keyboards, he’s a disciplined footfall fan and loves international travel with his wife.

Fix 1: Try Changing IP Settings From the Control Panel

Using the Settings app isn’t the only way to change the IP settings on Windows. So, if you keep encountering the “Can’t save IP settings, check one or more settings and try again” error, try changing the IP settings from the Control Panel.

Step 1:Click the magnifying icon on the taskbar to open the search menu. Typecontrolin the box and pressEnter.

Step 2:Change the view type toLarge iconsand selectNetwork and Sharing Center.

Step 3:ClickChange adapter settingsin the left pane.

Step 4:Right-click on your network connection and selectProperties.

Step 5:Under the Networking tab, double-click theInternet Protocol Version 4 (TCP/IPv4)option.

Step 6:Select theUse the following IP addressoption. Then, enter the IP address, subnet mask, and default gateway. Enter preferred and alternate DNS servers, or leave them empty and clickOK.

Fix 2: Reset TCP/IP

Your Windows PC relies on the Transmission Control Protocol and Internet Protocol (TCP/IP) to transmit and receive digital data from other machines on the network. If there’s a problem with the TCP/IP, you may have trouble changing the IP settings.

So, if you can’t save IP or DNS settings, even from the Control Panel, you may need to reset the TCP/IP stack.

Step 1:Right-click on theStart iconand selectTerminal (Admin)from the list.

Step 2:Run the following commands in the console and pressEnterafter each one:

Restart your PC after running the above commands and check if the issue is still there.

Fix 3: Disable Proxy Server or VPN

Using a proxy server on Windows can also result in the ‘Can’t save IP settings’ error on your Windows 10 or 11 PC. Turning off the proxy server should solve the problem if that’s the case.

Step 1:Press theWindows + Ikeyboard shortcut to launch the Settings app. Switch to theNetwork & internettab and selectProxy.

Step 2:Make sure proxy settings are turned off.

Similarly, if you are using a VPN service on Windows, try turning it off and then try changing IP settings.

Fix 4: Flush DNS Cache

Another reason you may be unable to change the IP settings is due to corrupt or inaccessible DNS cache data. You can tryclearing the existing DNS cache on Windowsto see if that helps. Here are the steps for the same.

Step 1:Right-click on theStart iconand selectTerminal (Admin)from the list.

Step 2:In the console, type the command shown below and pressEnter.

Fix 5: Reset Network Settings

If none of the previous solutions work,resetting the network settings on Windowsmay be your best option. Note that this will erase all of your saved Wi-Fi networks, paired Bluetooth devices, and other network settings. If you are okay with that, use these steps to reset network settings on Windows:

Step 1:Press theWindows key + Ito open the Settings app. Select theNetwork & internettab on your left and click onAdvanced network settings.

Step 2:Under More settings, click onNetwork reset.

Step 3:Click theReset nowbutton next to Network reset.

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Last updated on 10 August, 2024

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