Don’t worry — this is a common issue and usually easy to fix!
“Wi-Fi: No Hardware Installed”
What This Means (In Plain English)
Your Mac cannot detect its own Wi-Fi hardware. This usually requires a restart or, in rare cases, a repair.
Common Causes
- •A software glitch that a restart will fix
- •An NVRAM or SMC issue
- •Physical damage to the Wi-Fi hardware
- •A macOS update that caused a driver issue
How to Fix It — Step by Step
- 1
Restart your Mac — this fixes the problem most of the time.
- 2
Reset NVRAM: shut down your Mac, press the power button, and immediately hold Option + Command + P + R for 20 seconds.
- 3
Reset SMC: shut down, press and hold Shift + Control + Option + Power for 10 seconds, then release all keys and turn on.
- 4
If the problem continues after restarting, your Mac's Wi-Fi hardware may need repair.
- 5
As a temporary solution, use a USB Wi-Fi adapter.
- 6
Contact Apple Support or visit an Apple Store.
How to Prevent This in the Future
Keep macOS updated. Avoid physical shocks or liquid damage to your Mac.
Related Errors You Might See
Still stuck? Don’t worry!
If the steps above did not solve the problem, ask a trusted friend or family member for help, or contact us and we will do our best to assist you.