What to do when your Mac says no WiFi hardware installed?

How do I reinstall Mac Wi-Fi hardware?

Reinstall OS X by booting from the Recovery HD using the Command and R keys. When the Utility Menu appears select Reinstall OS X then click on the Continue button. Erase and Install OS X Restart the computer. Immediately after the chime hold down the Command and R keys until the Apple logo appears.

Why does my Mac say no hardware installed for Wi-Fi?

It typically appears after rebooting your Mac or installing a software update. It indicates that your computer cannot connect with your WiFi adaptor because said adaptor has failed or isn’t installed. The first, easiest fix that can often resolve many computer issues is to restart your computer.

How do I get my Wi-Fi back on my Mac?

You can enable and disable the Wi-Fi menu from the Network pane of System Preferences.

  1. From the Apple menu, choose System Preferences.
  2. Click Network in the System Preferences window.
  3. Select Wi-Fi in the list of available network connections.
  4. Select (check) the option to “Show Wi-Fi status in menu bar.”
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How do I check my Mac Wi-Fi hardware?

Your Mac can use Wireless Diagnostics to perform additional analysis.

  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.

Why is Wi-Fi not working on MacBook pro?

Make sure your router is cool, check it’s location and make sure nothing is blocking the signal. Use Apple’s Wireless Diagnostics. Check for competition from other networks, change your network name, change your Wi-Fi channel – consider using the 5GHz band. Check your security settings.

Where is my wireless network adapter located?

Find Wireless Card in Windows

Click the search box on the task bar or in the Start Menu and type “Device Manager.” Click the “Device Manager” search result. Scroll down through the list of installed devices to “Network Adapters.” If the adapter is installed, that’s where you’ll find it.

How do I restore factory settings on my MacBook air?

How to reset a MacBook Air or MacBook Pro

  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.

Where is Wi-Fi card on MacBook Pro?

Under the Network Heading, click Wi-Fi, and find Interfaces: on the right side of the window. You will find your card type, firmware version, MAC address, etc. The route for older MacBook Pro running OSX 10.5, 10.6…

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Why won’t My Mac Let me turn Wi-Fi on?

Restart your Mac. Navigate to Network Preferences and select your Wi-Fi connection from the left pane. Click the gear icon next to the connection and choose Make Service Inactive. After disabling the connection, click the minus icon to remove the connection.

Why won’t my Mac connect to the Wi-Fi?

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.

Why is my Mac not connecting to server?

The computer or server may have been shut down or restarted, or may have been disconnected from the network. Try reconnecting, or contact the person who administers the computer or server. … If a Windows (SMB/CIFS) server has the Internet Connection Firewall turned on, you may not be able to connect to it.

Who is on Wi-Fi Mac 2020?

On Mac, click on the WiFi icon in the menu bar and choose Open Network Preferences. In your Network settings, choose Wi-Fi from the left-side menu and click Advanced in the bottom-right corner of the window. Then choose the TCP/IP tab in the next window. There you’ll find your IP address under Router.

Why does my Mac say no IP address?

At times, the problem could be that your Mac’s automatically selected location is not 100% accurate leading to the no IP address problem. … Under Wifi, it will read “No IP address” Click “Advanced” then “TCP/IP” Select “Renew DHCP Lease” to get it to assign a new IP address.

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How do I connect my Mac to the Internet?

To use a wired connection to the internet, connect an Ethernet cable between your router or modem and the Ethernet port on your Mac. Some Mac models require an Ethernet adapter, such as the Belkin USB-C to Gigabit Ethernet Adapter or the Apple Thunderbolt to Gigabit Ethernet Adapter.

Wireless connection