Commit 53336bc6 authored by sajolida's avatar sajolida
Browse files

Document how to disable Secure Boot on Macs (#16410)

parent fadd9c47
......@@ -43,6 +43,74 @@
<p>If your Mac displays the following error:</p>
<pre>Security settings do not allow this Mac to use an external startup disk.</pre>
<p>Then you have to change the change the settings of the <em>Startup
Security Utility</em> of your Mac to authorize starting from Tails.</p>
<p>To open <em>Startup Security Utility</em>:</p>
<!-- Section copied from -->
<li><p>Turn on your Mac, then press and hold <strong>Command(⌘)+R</strong>
immediately after you see the Apple logo. Your Mac starts up from
<a href="">macOS Recovery</a>.</p></li>
<li><p>When you see the macOS <em>Utilities</em> window, choose
<strong>Utilities&nbsp;▸ Startup Security Utility</strong> from the menu
<li><p>When you are asked to authenticate, click <strong>Enter macOS
Password</strong>, then choose an administrator account and enter its
<p>[[!img install/inc/screenshots/startup-security-utility.png link="no" alt="Startup Security Utility"]]</p>
<p>In the <em>Startup Security Utility</em>:</p>
<li><p>Choose <strong>No Security</strong> in the <strong>Secure
Boot</strong> section.</p></li>
<li><p>Choose <strong>Allow booting from external media</strong> in the
<strong>External Boot</strong>.</p></li>
<div class="tip">
<p>To still protect your Mac from starting on untrusted external media, you
can set a firmware password, available on macOS Mountain Lion or later. A
firmware password prevents users who do not have the password from starting
up from any media other than the designated startup disk.</p>
<p><strong>If you forget your firmware password it will require an in-person
service appointment with an Apple Store or Apple Authorized Service
<p>Read more on Apple Support about:</p>
<li><a href="">Startup Security Utility</a></li>
<li><a href="">Secure Boot</a></li>
<li><a href="">How to set a firmware password on your Mac</a></li>
<p>If the computer starts on Tails, the Boot Loader
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