## Fixing MacBook Air Battery Not Charging After Windows Update
If your MacBook Air’s battery isn’t charging after a Windows update, try resetting the System Management Controller (SMC) and the Power Management Unit (PMU): shut down your MacBook, locate the following keys: Power button, Command (⌘) + Option (⌥) + Shift (⇧) + Power, press and hold them for 10 seconds, then release.
## Step-by-Step Guide
1. **Reset SMC**: Shut down your MacBook, locate the Power button, Command (⌘) + Option (⌥) + Shift (⇧) + Power keys, press and hold for 10 seconds, release.
2. **Reset PMU**: Unplug power cord, remove battery (if removable), press Power button for 5 seconds, release, plug in power cord, boot up.
3. **Update MacBook Air drivers**: Boot into macOS, go to System Preferences > Software Update, install latest updates.
4. **Check for Windows updates**: Boot into Windows, go to Settings > Update & Security > Windows Update, install latest updates.
5. **Disable and re-enable battery driver**: Boot into Windows, press Windows key + X, select Device Manager, expand Batteries, right-click Microsoft ACPI-Compliant Control Method Battery, select Disable device, wait 10 seconds, enable.
## FAQ
– **What causes the battery not to charge?**: A Windows update may have corrupted the battery driver or settings.
– **Will resetting SMC and PMU delete data?**: No, resetting SMC and PMU will not delete any data.
– **Can I fix this issue without restarting my MacBook?**: Try disabling and re-enabling the battery driver in Windows Device Manager before restarting.
– **Is it safe to use my MacBook Air while the battery is not charging?**: Yes, but be cautious as the battery may drain quickly.
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