Although the Microsoft Defender Firewall does a pretty good job managing which applications and features are allowed to connect through the network, sometimes you may need to allow or deny an app manually. In this guide, you’ll learn the steps to allow or deny app access through the firewall on Windows 10.

Allow apps through firewall on Windows 10

To allow an app through the Windows 10 firewall, use these steps: Once you complete the steps, the app will have full access to the network. Windows Defender Security Center firewall settings

Private — Allows the app access to the network at home or work. Public — Allows the app access to the network at a public place, such as in a coffee shop.

If you want to block an app through the firewall, you can follow the instructions outlined above, but on step No. 5, make sure to clear the checkmark for the app or feature you want to deny access to the network. This guide focuses on the Windows 10 firewall, but if you have another security solution, make sure to check your vendor support website for specific instructions. All content on this site is provided with no warranties, express or implied. Use any information at your own risk. Always backup of your device and files before making any changes. Privacy policy info.