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Apple Computing Products:
macOS - Operating System
Input devices unrecognized on boot
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<blockquote data-quote="6string" data-source="post: 1015581" data-attributes="member: 120039"><p>Welcome to Mac Forums.</p><p>try resetting the Pram:</p><p>Reboot and immediately hold option-command-P-R keys all at once. </p><p>Let the computer automatically reset and make the boot chimes a 3-4 times, and then release the keys and allow the computer to boot normally.</p></blockquote><p></p>
[QUOTE="6string, post: 1015581, member: 120039"] Welcome to Mac Forums. try resetting the Pram: Reboot and immediately hold option-command-P-R keys all at once. Let the computer automatically reset and make the boot chimes a 3-4 times, and then release the keys and allow the computer to boot normally. [/QUOTE]
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Apple Computing Products:
macOS - Operating System
Input devices unrecognized on boot
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