You can select the level of protection you like by clicking You can control your NetShield protection level by clicking on the shield icon on the Proton VPN app home screen. How to use NetShield Ad-blocker on Windows, macOS, and Linux devices Note: If you change your NetShield settings while you are connected to a VPN server, the VPN will need to disconnect and reconnect before your new settings are implemented. This blocks malware as well as ads and the online trackers that advertisement companies use to target you.

Malware protection is enabled by default. This prevents your browser from loading resources from domains that host malware, spyware, or other malicious software. NetShield Ad-blocker offers three levels of protection: If any of the domains match, our DNS server will automatically block that resource from loading, keeping your device clean and speeding up your browsing. When you enable NetShield Ad-blocker, the DNS server will check these domains against databases of domains known to host malware, ads, or trackers. When you are connected to Proton VPN, your DNS requests are encrypted to prevent DNS leaks from exposing your browsing history. Proton VPN has dedicated DNS servers that are active on each Proton VPN server you connect to and responsible for resolving all the domain requests for every resource (image, scripts, ads, etc.) for every website you visit and app you use. Upgrade How NetShield Ad-blocker protects you

NetShield Ad-blocker is available to everyone on a paid Proton VPN plan.

The second level blocks ads and the online trackers that adtech companies use to target you in addition to malware.

The first level prevents your browser from loading resources from domains that host malware, spyware, or other malicious software.

When enabled, it offers you two levels of protection: NetShield Ad-blocker is a feature that protects your device and speeds up your browsing by blocking ads, trackers, and malware.

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