Fixing Screen Flickering on MacBook Air
## Direct Answer
To fix screen flickering on your MacBook Air without a specific reason, try restarting your computer, updating your operating system, and adjusting your display settings. If the issue persists, reset the System Management Controller (SMC) and the Power Management Unit (PMU).
## Step-by-Step Guide
1. **Restart your MacBook Air**: Sometimes, a simple reboot can resolve the issue. Click the Apple logo and select “Restart.”
2. **Update your operating system**: Ensure your MacBook Air is running the latest version of macOS. Go to “System Preferences” > “Software Update” and install any available updates.
3. **Adjust display settings**: Go to “System Preferences” > “Displays” and try changing the refresh rate or resolution to see if it resolves the issue.
4. **Reset the System Management Controller (SMC)**: Shut down your MacBook Air, locate the following keys, and press them simultaneously:
* For MacBook Air models from 2018 or later: Press the power button, the Command (⌘) + Option (⌥) + Shift (⇧) + Power buttons.
* For MacBook Air models from 2017 or earlier: Press the Power button, the Command (⌘) + Option (⌥) + Shift (⇧) + Power buttons, or the Power button, the Command (⌘) + Option (⌥) + P + R buttons.
Hold the keys for 10 seconds, then release. Press the power button to turn on your MacBook Air.
5. **Reset the Power Management Unit (PMU)**: Locate the following keys and press them simultaneously:
* For MacBook Air models from 2018 or later: Press the power button, the Command (⌘) + Option (⌥) + Shift (⇧) + Power buttons.
* For MacBook Air models from 2017 or earlier: Press the Power button, the Command (⌘) + Option (⌥) + Shift (⇧) + Power buttons, or the Power button, the Command (⌘) + Option (⌥) + P + R buttons.
Hold the keys for 10 seconds, then release. Press the power button to turn on your MacBook Air.
## FAQ
* **Q: Why is my MacBook Air screen flickering?**
A: Screen flickering on a MacBook Air can be caused by a variety of factors, including software issues, hardware problems, or loose connections.
* **Q: Will resetting the SMC and PMU delete my data?**
A: No, resetting the SMC and PMU will not delete any of your data. These resets only affect the system’s settings and do not touch your personal files.
* **Q: What if the issue persists after trying the above steps?**
A: If the issue persists, it’s recommended to visit an Apple Store or an authorized service provider for further assistance, as there may be a hardware issue that needs to be addressed.
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