Fixing WiFi Not Connecting on MacBook Air After Restart
## Direct Answer
If your MacBook Air’s WiFi isn’t connecting after a restart, try resetting the System Management Controller (SMC) and the Network settings. Go to System Preferences > Network > Advanced > TCP/IP, and click “Renew DHCP Lease”. Then, restart your MacBook Air and try connecting to WiFi again.
## Step-by-Step Guide
To fix WiFi not connecting on your MacBook Air after a restart, follow these steps:
1. **Restart your MacBook Air**: Shut down your MacBook Air, wait for 10 seconds, and then turn it back on.
2. **Forget the WiFi Network**: Go to System Preferences > Network > Advanced > WiFi, and click the “-” button next to the network you’re trying to connect to. Then, click “Apply”.
3. **Reset the SMC**: Press the power button, the Command (⌘) + Option (⌥) + Shift (⇧) + Power buttons at the same time, and hold them for 10 seconds. Release the power button, but keep holding the other three buttons for another 10 seconds.
4. **Reset Network Settings**: Go to System Preferences > Network > Advanced > TCP/IP, and click “Renew DHCP Lease”. Then, click “OK” and restart your MacBook Air.
5. **Check for Software Updates**: Go to System Preferences > Software Update, and install any available updates.
## FAQ
* **Why is my WiFi not connecting after a restart?**: There could be several reasons, including issues with your WiFi network, problems with your MacBook Air’s WiFi adapter, or conflicts with other devices on your network.
* **How do I know if my WiFi is working?**: You can check your WiFi connection by looking for the WiFi icon in the top right corner of your screen. If it’s not there, or if it’s grayed out, your WiFi might not be working.
* **What if resetting the SMC and Network settings doesn’t work?**: If you’re still having trouble connecting to WiFi after trying the steps above, try restarting your WiFi router, checking for physical obstructions between your MacBook Air and the router, or contacting your internet service provider for assistance.
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