Two methods available: Apple ID reset and Recovery Mode password reset. Apple ID reset requires enabling password reset option in System Preferences. Recovery Mode accessed by holding power + Command + R during startup. Recovery Terminal used to reset password after entering "resetpassword" command
M1/M2 MacBooks support only one external display at 6K resolution. M3 MacBook Air supports two displays with lid closed. M3 MacBook Pro requires macOS Sonoma 14.6 update for dual display. M4 MacBook Pro supports two displays with lid open
Check Wi-Fi switch/button is lit and turned on. Reboot computer and click globe icon to enable WiFi. Forget and reconnect to networks if connection fails. Use Windows network troubleshooter to fix issues. Reset router and modem if problems persist
Press Shift + Command + 3 for full screen screenshot. Press Shift + Command + 4 for selection screenshot. Press Shift + Command + 5 to launch Screenshot app. Screenshots save as .PNG files by default
Some keyboards have dedicated buttons with sun icons for lighting control. MacBook models use sun-shaped brightness buttons for adjustment. Windows laptops typically use F1-F12 keys with Illumination icons. Dell and HP laptops may require Fn key with backlight icons
MacBook's Delete key is located above Return/Enter with left-facing arrow. Forward Delete key is located to right with right-facing arrow