Optimizing Battery Life on MacBook Air M4: Tips & Hidden Settings to Boost Performance

MacBook Air M4 battery life

The MacBook Air M4, powered by Apple’s latest silicon, offers impressive performance and energy efficiency. However, to maximize its battery life, it’s essential to delve into some lesser-known settings. In this guide, we’ll explore seven hidden features that can significantly extend your MacBook Air M4 battery life.


1. Enable Low Power Mode

Low Power Mode reduces energy usage to increase battery life. In macOS Sequoia 15.1 or later, Low Power Mode also reduces fan noise for tasks requiring silent environments and allows reduced power consumption if your Mac is always left on.

To activate Low Power Mode:

  1. Go to System Settings > Battery.
  2. Under Energy Mode, select Low Power.

This setting is particularly useful during extended periods away from a charger.


2. Utilize Optimized Battery Charging

Optimized Battery Charging learns your charging routine and delays charging past 80% until you need to use it. This feature helps reduce wear on your battery and slow its aging.

To enable Optimized Battery Charging:

  1. Navigate to System Settings > Battery.
  2. Click on Battery Health.
  3. Check the box for Optimized Battery Charging.

This setting is beneficial for users who keep their MacBook plugged in for extended periods.


3. Adjust Display Brightness and Enable True Tone

The display is one of the most power-hungry components of your MacBook Air M4. Reducing its brightness can lead to significant battery savings.

To adjust brightness:

  • Use the brightness keys on your keyboard or go to System Settings > Displays to manually adjust the brightness.

Additionally, enabling True Tone adjusts the display to match the lighting around you, potentially saving energy.

To enable True Tone:

  1. Go to System Settings > Displays.
  2. Check the box for True Tone.

4. Manage Background App Refresh

Some applications continue to refresh content in the background, consuming battery power.

To manage Background App Refresh:

  1. Open System Settings > General > Background App Refresh.
  2. Select Off or choose specific apps to disable.

Disabling unnecessary background activities can prolong battery life.


5. Turn Off Unused Wireless Connections

Wi-Fi and Bluetooth consume power even when not actively in use. Turning them off when not needed can conserve battery.

To turn off Wi-Fi and Bluetooth:

  • Click the Wi-Fi or Bluetooth icon in the menu bar and select Turn Off.

Alternatively, you can disable them in System Settings > Network and System Settings > Bluetooth.


6. Close Unnecessary Applications and Monitor Energy Usage

Running multiple applications simultaneously can drain your battery quickly. Closing unused apps and monitoring energy usage can help manage power consumption.

To close applications:

  • Right-click on the application in the dock and select Quit.

To monitor energy usage:

  1. Open Activity Monitor from Applications > Utilities.
  2. Click on the Energy tab to see which applications consume the most power.

7. Disable Power Nap

Power Nap allows your MacBook to perform certain tasks while in sleep mode, such as checking for email or software updates. Disabling this feature can save battery.

To disable Power Nap:

  1. Go to System Settings > Battery.
  2. Uncheck the box for Enable Power Nap while on battery power.

Why Choose Milaaj Mobile and Laptop Repair Bur Dubai?

When it comes to maintaining your MacBook Air M4, professional assistance can ensure optimal performance. Here’s why Milaaj Mobile and Laptop Repair Bur Dubai stands out:

  • Certified Technicians: Our experts are trained to handle all MacBook models.
  • Genuine Parts: We use only authentic Apple components for repairs.
  • Fast Turnaround: Get your MacBook back in optimal condition quickly.
  • Affordable Rates: Quality service without breaking the bank.
  • 20,000+ Satisfied Customers: Join our growing list of happy clients.

Final Thoughts on MacBook Air M4 battery life

By implementing these seven hidden settings, you can significantly enhance your MacBook Air M4 battery life. Regular maintenance and mindful usage are key to prolonging your device’s longevity. For professional assistance and expert advice, don’t hesitate to contact Milaaj Mobile and Laptop Repair Bur Dubai.

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📞 Call Now: +971 55 258 8477
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