MacBook Wi‑Fi Not Working? Fix Wi‑Fi on macOS
MacBook Wi‑Fi missing or keeps dropping — Wi‑Fi Off, VPN, iCloud Private Relay, preferred network purge, SMC/NVRAM myths on Apple silicon, and when the antenna flex is next.
MacBook Wi‑Fi not working after travel or sleep is usually a corrupt preferred network, VPN, or Private Relay — not a dead Broadcom chip.
Related: Wi‑Fi disconnecting Windows, AirDrop, MacBook Air M5 guide.
Fixes in order
- Control Center → Wi‑Fi On
- Disable VPN / iCloud Private Relay for a test
- Forget SSID → rejoin
- System Settings → Network → Wi‑Fi → Details → know if IP is self‑assigned (router/DHCP issue)
- Add a new Location and switch to it
- Update macOS
Need Ethernet while Wi‑Fi is angry? A VENTION USB-C hub on Amazon with adapter/dongle options gets updates installed.
Hardware
No networks ever listed on multiple routers after updates → antenna/card. Liquid near clutch cover is a classic.
Bottom line
Toggle → kill VPN/Relay → forget SSID → new Location → update. Then antenna service.
Frequently Asked Questions
Wi‑Fi icon shows arrows but Safari fails?
DNS or captive portal. Try another SSID, disable VPN/Private Relay, and flush DNS habits from our network guides.
Only 2.4 GHz works?
Interference or router band steering. Test 5 GHz near the AP; update router firmware.
Apple silicon still needs SMC reset?
Not like Intel. Restart, check Wi‑Fi privilege, remove preferred networks, update macOS first.
After liquid near hinges?
Antenna flex damage is common. Software first; then hardware.
Creates hotspot fine but won’t join home Wi‑Fi?
Router settings / MAC filtering / stale password. Forget network and rejoin.
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