The 13-inch Retina MacBook Pro has a native resolution of 2560x1600 and uses a default “looks like” resolution of 1280x800. Things are a bit different with Apple’s 12-inch Retina MacBook.

In Firewall Options, to add an app or service, click the Add button , select the item in the list, then use the Up Arrow and Down Arrow keys to set the limits for the app. Remove . In Firewall Options, to remove an app, select it in the list, then click the Remove button . Automatically allow built-in software to receive incoming connections Jul 10, 2017 · This is really the only situation where you’d get a benefit out of enabling your Mac’s firewall, at least for desktop PCs. If you’re using Mac OS X as a server system that’s exposed directly to the Internet, you’ll obviously want to lock it down as much as possible with a firewall. The firewall on the MacBook will follow the rules you set up on what to block or allow. When enabled, the firewall blocks all traffic that comes into your MacBook. By default, however, the firewall is turned off. So, your first job is to enable the firewall, which you can do by following these steps: Click the System Preferences icon in the Dock. Firewall Options. Now that we’re sure the firewall is on, let’s look at the firewall settings. To see the available settings for the firewall and make adjustments to the firewall’s settings, click “Firewall options …” If that button is not clickable or grayed out, unlock the preference pane as mentioned in the last step.

Xfinity xFi Network Settings and Advanced Settings. Learn how to navigate the advanced settings of xFi.

Xfinity xFi Network Settings and Advanced Settings. Learn how to navigate the advanced settings of xFi.

Firewall Options. Now that we’re sure the firewall is on, let’s look at the firewall settings. To see the available settings for the firewall and make adjustments to the firewall’s settings, click “Firewall options …” If that button is not clickable or grayed out, unlock the preference pane as mentioned in the last step. May 24, 2018 · Firewall advanced settings By clicking on the Firewall Options button (or Advanced for OS X) you’ll find additional settings that give you more control over how the Firewall performs. In the list, you’ll see all of the apps that are currently allowed to send and receive network traffic. Click the Firewall tab to display the settings you see below. If your Mac’s firewall hasn’t yet been turned on, click the Turn On Firewall button to start the ball rolling. (In the above image, this button has toggled to Turn Off Firewall because your Mac’s firewall is already on.) Mar 29, 2019 · Windows' default firewall program is located in the "System and Security" folder of the Control Panel app, but you can easily access your firewall's settings by using the Start menu's search bar. You can also tap the ⊞ Win key to do this. May 01, 2019 · It is not common for Windows Firewall to block some accesses to the internet which might include Chrome. Let’s take a look at how to add it to the whitelist. Press Windows + S, type “firewall” in the dialogue box and open the application. Once in Firewall settings, click on “Allow an app or feature through Windows Defender Firewall”. Mac security is important, but often overlooked. It's time to start taking your Mac security seriously. Our Mac security tips will show you what Mac security settings you need, including the