MacBook Air 2025 (M4) User Guide

Whether you just unboxed your MacBook Air 2025 (M4) or want to push it to the limit, this practical, human-friendly guide turns setup into confidence and everyday tasks into flow. Step-by-step walkthroughs take you from first power-on and Migration Assistant to macOS Sequoia essentials, iCloud Photos, and the latest Apple Intelligence writing tools and on-device image creation. Clear, real-world chapters show how to organize work with Notes, Reminders, and Calendar, move faster with Safari profiles and Focus modes, and stitch your devices together with Continuity. You’ll learn how to protect your data with passkeys, FileVault, and Safety Check, diagnose Wi-Fi/Bluetooth hiccups, keep the M4 fast and efficient, and recover quickly with Time Machine, snapshots, and Recovery. Customization and automation get special attention, with polished Shortcuts you’ll actually use and safe Terminal basics for power when you need it. Packed with checklists, troubleshooting recipes, and opinionated best practices, this is the Mac companion you’ll keep open on day one—and still reach for a year later.