Tagged: how-to
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How to Block an App's Internet Access on Mac but Keep It on Your Local Network
Let an app reach your printer, TV, speakers and other devices on your Wi-Fi while it can no longer reach the internet. Step by step in MiniFirewall, with what to expect and the two cases where it will not hold.
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How to Stop an App Scanning Your Local Network on Mac, and Keep Its Internet
macOS can switch off an app's access to your local network, with limits. Here is what that setting covers, what it misses, and how to block only the local network for any app or background program while its internet keeps working.
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How to Block a Website on a Mac, and What Can Limit a Block
Browser extensions only cover one browser. Here is how to block a website for everything on your Mac, including apps, and what each method costs you.
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Is My Mac Sending Data Somewhere? How to Actually Find Out
Your Mac talks to the internet constantly, and most of it is normal. How to tell ordinary system traffic from an app reporting on you, without guessing.
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How to See What Apps Are Connecting to the Internet on Your Mac
Four ways to find out what your Mac is talking to, from Activity Monitor to the Terminal to a firewall app, with what each one can and cannot tell you.
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How to Stop an App From Connecting to the Internet on a Mac
The macOS firewall cannot do this. Here are the methods that work, from blocking a whole app to blocking one website and leaving the app running.