Fixing Battery Draining Fast on MacBook Air After Update
## Direct Answer
If your MacBook Air’s battery is draining fast after an update, try resetting the System Management Controller (SMC) and calibrating the battery. You can also check for rogue apps, adjust your display settings, and disable Bluetooth and Wi-Fi when not in use.
## Step-by-Step Guide
To fix the battery draining issue, follow these steps:
1. **Reset the SMC**: Shut down your MacBook Air, locate the following keys: Power button, Command + Option + Shift + Power. Press and hold these keys while powering on your MacBook Air. Hold them for 10 seconds, then release. This will reset the SMC.
2. **Calibrate the battery**: Charge your MacBook Air to 100%, then unplug the power cord and let the battery drain to 0%. Repeat this process several times to calibrate the battery.
3. **Check for rogue apps**: Open Activity Monitor and sort the applications by Energy usage. If an app is consuming excessive energy, quit or uninstall it.
4. **Adjust display settings**: Lower the screen brightness, turn off Automatic brightness adjustment, and set the display to turn off after a shorter period of inactivity.
5. **Disable Bluetooth and Wi-Fi**: When not in use, disable Bluetooth and Wi-Fi to prevent unnecessary battery drain.
## FAQ
### Q: Why does my MacBook Air’s battery drain fast after an update?
A: Updates can sometimes cause issues with battery life due to changes in system settings, rogue apps, or incorrect battery calibration.
### Q: How often should I calibrate my MacBook Air’s battery?
A: Calibrate your battery every 1-3 months to ensure accurate battery life estimates.
### Q: Can I prevent battery draining issues in the future?
A: Yes, by regularly updating your MacBook Air, monitoring app energy usage, and adjusting display settings, you can help prevent battery draining issues.
### Q: Will resetting the SMC affect my data?
A: No, resetting the SMC will not erase your data or affect your MacBook Air’s settings. It only resets the system management functions.
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