Many people have used OS X 10.8 Mountain Lion on their Mac. But because of the Gatekeeper in Mountain Lion, it’s difficult for people to use third party software that hasn’t been certified by Apple. If we want to install and use some softwares that are very wonderful but not Apple approved on your Mac. You must make the Gatekeeper in Mountain Lion disabled. Or you’ll get a warning and the installer will close. Here we introduce two solutions to bypass Gatekeeper. Then you can freely use the useful applications that are not approved by Apple.
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Turn Off Gatekeeper in Mountain Lion Solutions
Method 1: Bypass Gatekeeper for a Specific App
When you need to install a specific app from safe but not approved source, you can just bypass the Gatekeeper. Following is the guide.
Step 1: Hold on the “CTRL” button and click on the app you would like to install to bring out a contextual menu. Then you need to click the “Open” option.
Step 2: There will be a popup window telling you the app cannot be opened at all. Click the “Open” button and your app will open.
This method can only help you use a specific app. If you want to use other apps that not be certified by Apple, you have to bypass Gatekeeper once again. If you want to make your Mac safe, you’d better use this method.
Method 2: Disable Gatekeeper Completely
If you want complete freedom to install apps, you need to make Gatekeeper disabled. We will guide you step by step.
Step 1: Go to the Apple logo on the screen and launch System Preferences.
Step 2: When the System Preferences open, you need to click the “Security & Privacy” button.
Step 3: Unlock your system and click the padlock at the bottom of the screen. Make sure you’re you are in General tab.
Step 4: Go to the “Allow applications downloaded from” section on the screen. You have three options. You can choose the “Anywhere“ option to disable the Gatekeeper completely.
That’s all. Make sure all the apps you would like to install are safe.