How to add wifi back to macbook air?

On your Mac, choose Apple menu > System Preferences, then click Network. Click the Add button at the bottom of the list. Click the Interface pop-up menu, then choose Wi-Fi.

Best answer for this question, how do I reinstall Wi-Fi on my macbook air? To do this, power up or reboot your Mac then quickly hold down Command-Option-R until you see the Spinning World Logo on the screen. Select your WiFi network if prompted. Once you land on the ‘macOS utilities’ screen, select ‘reinstall macOS’, then click ‘continue’.

You asked, how do I get my Wi-Fi back on my Mac?

1. On your Mac, choose Apple menu > System Preferences, then click Network.
2. Click the Add button at the bottom of the list.
3. Click the Interface pop-up menu, then choose Wi-Fi.
4. Enter a name for the service, then click Create.

Furthermore, can I add Wi-Fi to my macbook air? On your Mac, click the Wi-Fi icon in the menu bar, then choose the network you want to join. If you don’t see the network you want to join, click Other Networks to display nearby networks. If requested, enter the password for the network, then click Join.

Correspondingly, why is my Wi-Fi not showing up on my macbook air? Make sure your Mac is within range of the wireless network. The Wi-Fi service may not be available in Network preferences. On your Mac, choose Apple menu > System Preferences, then click Network. … After the network is available, try connecting again.The first thing to do is to restart your MacBook and your wireless router. You should restart your router even if other devices can connect to the Internet. If you haven’t already, try connecting your MacBook to a different Wi-Fi network. … If you can, the problem is with your personal network.

How do I add Wi-Fi to my MacBook?

Connect to a Wi-Fi network If you don’t see the Wi-Fi icon icon in the menu bar, choose Apple menu  > System Preferences, then click Network. Select Wi-Fi in the sidebar, then select ”Show Wi-Fi status in menu bar.”

Where is the Wi-Fi icon on macbook air?

In the System Preferences window, click or tap Network. Select Wi-Fi from the list on the left side of the window by clicking or tapping on it. Check the box at the bottom, next to “Show Wi-Fi status in menu bar.” The Wi-Fi icon then appears in the menu bar on your Mac.

How do I fix my Wi-Fi on my macbook air?

1. Quit any apps that are open, and connect to your Wi-Fi network, if possible.
2. Press and hold Option (Alt) ⌥ key, then choose Open Wireless Diagnostics from the Wi-Fi status menu .
3. Enter your administrator name and password when prompted.

How do I enable USB Wi-Fi on Mac?

1. Step 1: Connect your USB Wi-Fi adapter through a USB port to your Mac.
2. Step 2: Once the USB Wi-Fi network adapter has been installed, turn on the wireless utility of your USB Wi-Fi network adapter.

How do I get Internet on my Macbook Air without Wi-Fi?

How do I know if my Mac is connected to Ethernet?

You can check the status of your network connection, such as Ethernet or Wi-Fi, using Network preferences. The information you see here may be useful if you are troubleshooting a connection problem. On your Mac, choose Apple menu > System Preferences, then click Network.

How do I connect a Mac to a network?

1. On your Mac, click the Finder icon in the Dock to open a Finder window, then click Network in the Locations section of the sidebar.
2. In the Finder window, double-click the computer you want to connect to, then click Connect As.
3. Select how you want to connect to the Mac:

How do I restore factory settings on my MacBook air?

1. Hold down the Command and R keys on the keyboard and turn on the Mac.
2. Select your language and continue.
3. Choose Disk Utility and click Continue.
4. Choose your startup disk (named Macintosh HD by default) from the sidebar and click the Erase button.

How do I install Wi-Fi drivers on my MacBook Pro?

Open System Preferences from within the Apple menu. Choose the Network option. Highlight the network adapter that is causing difficulties and press the “-” sign in the bottom of the left hand column. Click Apply in the bottom right hand corner of the page to apply these changes.

Why does my Wi-Fi say it’s connected but not working?

If your computer is the only device that says it has a connection but no actual internet, it is likely that you have a misconfigured setting, faulty drivers or WiFi adapter, DNS issues, or a problem with your IP address.

How do I connect to unsecured network on Macbook?

1. Click the wireless network icon at the top of your screen.
2. Look for open networks, with no padlock icons.
3. Select the open network you would like to join.