How do I fix no hardware installed on my Mac?
Here is how:
- Turn off your computer.
- Then restart your Mac, immediately press and hold down the Command + Option + P + R keys together until you hear the reboot sound (about 20 seconds).
- Your Mac will reboot. Now check if the Wi-Fi icon still shows the X icon and Wi-Fi: No hardware installed message.
Why is there no Wi-Fi option on my Mac?
If your computer has wireless capability but you don’t see Wi-Fi in Network preferences, the Wi-Fi service may not be set up. 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.
What does no hardware installed mean on Mac?
If hardware is the issue, the Wi-Fi drop-down menu will read “Wi-Fi: No Hardware Installed”. That’s either a low-level configuration issue or a hardware problem. You can try to clear the hardware state by resetting the non-volatile memory (NVRAM) or the System Management Controller (SMC).
How do I reinstall Wi-Fi on my Mac?
Mac OS X – Reinstalling Network Adapters
- 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.
How to fix no hardware installed on Mac?
NVRAM: For all Mac models with Wi-Fi No Hardware Installed Error 1 Reboot the Mac and immediately hold down Command + Option + P + R keys together 2 Continue holding all Command+Option+P+R keys until you hear the Mac reboot sound again, then release all keys… More
Why is there no WiFi on my iMac?
WiFi is must if you are working on iMac or MacBook; at times, your Mac doesn’t respond to Wi-Fi signals or maybe there is an internal glitch and WiFi fails to work. In this situation, you can see a message appears on the screen: “Wi-Fi: No Hardware Installed”.
Why is my MacBook Air saying no hardware installed?
In this situation, you can see a message appears on the screen: “Wi-Fi: No Hardware Installed”. There is an easy solution to this problem. All you need to do is to take good care of System Management Controller (SMC), which is a sub-system in your Mac.
How to fix MacBook Air with no WiFi?
[Solution] WiFi no Hardware Installed Mac 1 Step #1. Connect your MacBook to a power source. 2 Step #2. Press and hold Control+Shift+Option+Power simultaneously. 3 Step #3. Now release all the keys. 4 Step #4. Finally, press the Power button to turn your MacBook ON. 5 Disconnect your MacBook from power source. See More….