How to Update macOS on MacBook Air M4: Step-by-Step Guide

Preparing for the macOS Update

• 🌐 Ensure you have a stable internet connection, either via Wi-Fi or an Ethernet cable connected through an adapter.
• 🔌 It is highly recommended to connect your MacBook Air M4 to a charger before starting the update process.

Navigating to Software Update

•  Click the Apple logo in the top-left corner of your screen.
• ⚙️ Select System Settings from the dropdown menu.
• 🗄️ In System Settings, navigate to the General section.
• ⬆️ Choose Software Update to check for available macOS versions.

Installing the macOS Update

• 🚀 Once an update is found, click Upgrade Now next to the desired macOS version (e.g., "Tahoe 26.01").
• ✅ Agree to the terms and conditions when prompted.
• 🔑 Enter your device password and click OK to proceed.
• ⏳ The system will then download and install the update.

Completing the Update Process

• 🔌 After the download and installation, your MacBook will automatically restart. Ensure the charger remains connected.
• 🔒 Once the update is complete, you will see the lock screen.
• ▶️ Click Continue to proceed.
• 🍎 Sign in with your Apple ID and password.
• 📊 You may be prompted to share Mac Analytics with Apple; click Continue whether you choose to share or not.
• 🔔 Configure notification summarization settings or choose to set them up later.
• ✨ Review a quick overview of new features in the updated macOS version.
• ✅ Your MacBook Air M4 is now fully updated and ready for use.