Otherwise, enable at least the stealth mode, and disable the other Automatic settings.Ideally, under the Advanced tab, select the option to “prevent all incoming connections”.Under ‘Firewall’: Turn on to start the Firewall.Then all your data is encrypted, including any bad blocks, or on SSD’s the blocks that have not been pre-cleaned. You should use FileVault from the first day you purchase your Mac. Enable “Require a administrator password to access system-wide preference”ĭisable automatic login and remote control infrared receiver.Unlock and select the ‘Advanced’ button (bottom right).Under ‘General’: “require password after 5s”.Open “ System Preferences” (in the dock), go to “Security & Privacy”.Clean the dock with unnecessary applications.It permits to lock the screen on demand.Open “Keychain Access” app (under Applications / Utilities /), go to the Preferences menu, and select “Show keychain status in menu bar”.Enable the option “Show Local Network” (Upper left dropdown in Monitor window).(eventually) install now Little Snitch application to monitor closely all connections attemps (and thus allow permanently the once elligible upon configuration of the below steps).So now you should have setup Mac OS (Cataline 10.15 at the time of writing), it’s time to configure it. You can now reboot and make the first configuration steps Preliminary setup: System Preferences You may be asked to enter your Apple ID.Select Erase: (Name: MacbookPro, Format: APFS, Scheme: GUID).Select the top internal disk (APPLE SSD ).Select Disk Utility: erase your full disk.Reboot and use Command + R after the apple logo appears.in parallel (but not such now it’s really required), open the “App Store” and download your OS update.Wait for the encryption of your disk to finish.Open “ System Preference” (in the dock), go to “Security & Privacy”, Select FileVault and turn it on (Copy the encryption key).configure and login the first time with a dummy user.Secure erase is no longer available under Mac OS Sierra, but the below steps should be sufficient: It’s not a 100% guarantee of security but let’s say it ensures you start from a clean system. The first things you should do is to securely erase your disk and re-install the OS. Transferring Files - Migrate from your old Macbook.Homebrew – The missing package manager for Mac OS.The excellent macOS Setup Guide by Sourabh Bajaj.Here are my installation notes relative to Mac OS 10.15 (Catalina) on a Macbook Pro TouchBar ID. So you’ve just got your brand new Macbook Pro and you want to start
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