Wi-Fi

14-inch MacBook Pro (2021): Wi-Fi specifications and connection checks

Apple lists Wi-Fi 6 for this model. It is not on Apple’s Wi-Fi 6E model list.

Applies to: 14-inch MacBook Pro (2021). Settings names vary by macOS version.Checked: 2 November 2026

Symptoms

  • Wi-Fi is slow or disconnects.
  • The Mac does not join the expected network or band.

Likely causes

  • A network or signal problem. Distance, interference or the router can affect the connection.
  • A compatibility or configuration problem. The router and Mac must support the same band and security settings.

How to check

  1. Choose Apple menu › About This Mac and confirm the model before using these specifications.

  2. Apple lists 2.4 GHz and 5 GHz Wi-Fi for this model. Its maximum Wi-Fi 6 PHY rate at 5 GHz is 1,200 Mb/s.

  3. The PHY rate is a link maximum, not an internet speed guarantee. Channel width and signal affect the connection.

  4. Check another device on the same network. This helps separate a Mac issue from a network issue.

  5. Open Wireless Diagnostics from the Wi-Fi menu. See Use Wireless Diagnostics and wdutil on a Mac.

  6. Compare signal and channel conditions. See Crowded Wi-Fi channels near your Mac.

How to fix it

  1. Move closer to the router, then test again.

  2. Check the router’s band and security settings. See 2.4 GHz, 5 GHz and 6 GHz Wi-Fi on a Mac.

  3. If Wi-Fi connects but internet access fails, follow Mac connected to Wi-Fi but no internet.

The exact menus for your router, from FRITZ!Box and Xfinity to eero and Livebox: router guides.

Questions

What Wi-Fi does the 14-inch MacBook Pro (2021) support?

Apple specifies Wi-Fi 6 (802.11ax) for this model. Check the exact model before comparing specifications.

Does a supported band guarantee a fast connection?

No. Signal, interference, router settings and the internet connection also affect results.

Sources

Checked on 2 November 2026.