Press and hold Option as your Mac boots to enter the Startup Manager, which lets you select which disk to boot from. Option: Invoke Startup Manager - The first startup key every Mac user should know is the Option key. Not all are useful on today’s Macs, but we wanted the list to be complete. Here are fifteen startup key combinations that can save the day when things go wrong. When the proverbial manure hits the fan and prevents your Mac from booting as you want, knowing the right startup key combination can save the day, whether you boot into Safe Mode, Recovery, Apple Diagnostics, or from another disk entirely. #1641: LastPass breached, Live Text aids recipe input, fix for failed MobileDeviceUpdater installs.#1642: How to identify phishing attacks, new iPhone and iPad passcode requirements.#1643: New Mac mini and MacBook Pro models, new second-gen HomePod, security-focused OS updates, industry layoffs.#1644: Explaining Mastodon and the Fediverse, HomePod Software 16.3 and tvOS 16.3, GoTo breach.

#1645: AirPlay iPhone to Mac for remote video, Siri learns to restart iPhones, Apple's Q1 2023 financials.

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