How to Free Up Space on Your iPhone or iPad.How to Block Robotexts and Spam Messages.Yes, your Mac device can get hacked, that’s why it is recommended that you use a protection service software. Yes, Apple recommends that you use antivirus software on your Mac to ensure online safety. Does Apple recommend antivirus for Mac?.How do I change my security settings to allow installation on my Mac?Ĭlick on the Apple icon and choose System Preferences, then click Security & Privacy and select the lock found in the lower-left corner inside the General tab.FAQ: Learn more about security settings on Mac If you found this article helpful, feel free to leave us a comment below.

Full Security will offer the best protection, but depending on what you’re trying to do, you might have to change this setting.īear in mind that this is a security feature, and by disabling it, you leave your system somewhat vulnerable.Īs you can see, macOS has its own security features, and if you get rid of Security settings do not allow this Mac to use an external startup disk message, you can easily do so by changing External Boot settings or by adjusting the Secure Boot settings. If you select Medium Security, you can only boot signed operating systems by Apple, but if you choose No Security, you’ll be able to boot any operating system. You can also change the Secure Boot settings in the same section. In the External Boot section check the Allow booting from external media option.Īfter doing that, you should be able to boot from any external device without problems.Now enter the macOS password, select an administrator account and enter its password.Select Utilities > Startup Security Utility. You should now see the macOS Utilities window.Restart your Mac and press and hold Command + R as soon as you see the Apple logo.This is a security feature, but you can disable it by doing the following:

This message appears when you try to boot your Mac from a flash drive or any other external disk. How can I fix the Security settings Mac error? Change Startup Security Utility settings This a security measure, but there’s a way to disable it and get rid of this pesky message. Sometimes you might encounter Security settings do not allow this Mac to use an external startup disk message.

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