Fixing Battery Not Charging on MacBook Air After Update
## Direct Answer
If your MacBook Air’s battery is not charging after an update, try resetting the System Management Controller (SMC) by shutting down your MacBook, locating the following keys, and pressing them for 10 seconds: Power button, Command + Option + Shift + Power. Then, release the keys and press the Power button to turn on your MacBook.
## Step-by-Step Guide
To troubleshoot the issue, follow these steps:
1. **Check the power cord and adapter**: Ensure the power cord and adapter are securely connected to both the MacBook and the power source.
2. **Update your MacBook**: Ensure your MacBook is running the latest software, as updates often resolve known issues.
3. **Reset the SMC**: As mentioned earlier, reset the SMC by pressing the Power button, Command + Option + Shift + Power for 10 seconds, then release and press the Power button to turn on your MacBook.
4. **Reset the Power Management Unit (PMU)**: If resetting the SMC doesn’t work, try resetting the PMU. To do this, shut down your MacBook, locate the following keys, and press them for 10 seconds: Power button, Command + Option + P + R. Then, release the keys and press the Power button to turn on your MacBook.
5. **Check for dust and debris**: Inspect the charging port for dust and debris. Use a soft brush or a can of compressed air to clean out any blockages.
6. **Visit an Apple Store or authorized service provider**: If none of the above steps resolve the issue, it may be a hardware problem. Visit an Apple Store or authorized service provider for further diagnosis and repair.
## FAQ
– **Q: Why is my MacBook Air’s battery not charging after an update?**
A: The issue could be due to a software glitch, a problem with the charging port, or a hardware failure.
– **Q: Can I fix the issue without resetting the SMC or PMU?**
A: Try updating your MacBook and checking the power cord and adapter first. If the issue persists, resetting the SMC or PMU may be necessary.
– **Q: How long does it take to reset the SMC or PMU?**
A: The process takes around 10 seconds to complete.
– **Q: Will resetting the SMC or PMU erase my data?**
A: No, resetting the SMC or PMU will not erase your data. However, it’s always a good idea to back up your important files and data regularly.
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