Firewall FAQ

How to Enable Firewall
Firewall provides system-wide protection against in-app trackers via a local VPN profile that blocks tracking-related requests the apps make in real-time. ...
Wed, 15 Dec, 2021 at 1:36 PM
Firewall and Other VPNs
Firewall installs its own local VPN profile to perform on-device security checks. iOS currently does not support multiple active VPNs, so most VPNs fail to...
Thu, 18 Nov, 2021 at 12:47 PM
Firewall and iCloud Private Relay
According to Apple, Private Relay may conflict with VPN-based apps, so either Firewall or Private Relay is likely to stop working if they are both enabled. ...
Fri, 12 Nov, 2021 at 9:40 PM
Firewall and In-app Ads
The main purpose of the Firewall is to protect your privacy against in-app tracking. While it may block some ads along the way, not all ads can be block...
Fri, 12 Nov, 2021 at 9:40 PM
Firewall and Battery Usage
We always strive to keep our tools swift and resource-efficient, and the current implementation of Firewall should have minimal impact on the battery. I...
Thu, 18 Nov, 2021 at 12:45 PM
VPN Status Icon
As you may have noticed, the VPN badge now appears in the iOS status bar if 1Blocker's Firewall is running, and here's why this is the expected be...
Thu, 18 Nov, 2021 at 12:45 PM