How to Enable WPA3 Security on Your Home Router and Devices

WPA3 is the latest WiFi security protocol, replacing WPA2 as the gold standard for protecting your home network. If your router was purchased in the last few years, there’s a good chance WPA3 is already available in the settings — you just haven’t turned it on yet. This guide covers what WPA3 actually does, how to enable it on the most popular router brands, and how to handle older devices that don’t support it.

What Is WPA3 and Why Does It Matter?

WPA stands for Wi-Fi Protected Access. WPA3 (802.11i revision, finalized 2018) improves on WPA2 in three critical ways:

• Stronger handshake (SAE): WPA3 uses Simultaneous Authentication of Equals instead of the older Pre-Shared Key (PSK) method. This eliminates offline dictionary attacks — an attacker who captures your handshake can no longer take it home and crack it at leisure.
• Forward secrecy: Even if someone records your encrypted traffic and later cracks your password, they can’t decrypt past sessions. Each session uses a unique key.
• Protected Management Frames (PMF): WPA3 mandates PMF, which prevents deauthentication attacks that could kick devices off your network.

WPA3 became mandatory for new WiFi 6 (802.11ax) certifications in 2020, so virtually every modern router supports it. Devices released before 2018 often do not.

Check If Your Router Supports WPA3

Before diving into settings, confirm your router is capable. Log into your router’s admin panel (usually at 192.168.1.1 or 192.168.0.1) and navigate to the wireless security section. If you see options like WPA3-Personal, WPA3-SAE, or WPA2/WPA3 Mixed, you’re good to go. If the highest option is WPA2-PSK (AES), your router does not natively support WPA3 — but check the manufacturer’s site for a firmware update that may add it.

How to Enable WPA3 — By Router Brand

ASUS Routers

1. Go to 192.168.1.1 and log in.
2. Navigate to Wireless → General.
3. Under Authentication Method, select WPA3-Personal or WPA2/WPA3-Personal (recommended for mixed households).
4. Click Apply. The router will restart its radio briefly.

NETGEAR Routers

1. Open routerlogin.net or 192.168.1.1.
2. Go to Wireless Settings (or Advanced → Wireless Settings on Nighthawk models).
3. Under Security Options, choose WPA3-Personal.
4. Enter a strong passphrase and click Apply.

TP-Link Routers (Archer / Deco)

1. Log in at tplinkwifi.net or 192.168.0.1.
2. Go to Advanced → Wireless → Wireless Settings.
3. Under Security, open the Version dropdown and choose WPA3-Personal or WPA2/WPA3-Personal.
4. Save the settings. For Deco mesh, open the Deco app → tap your network → Advanced → WPA3 toggle.

Eero (Amazon)

Eero handles WPA3 automatically on supported hardware (Eero 6, Eero 6+, Eero Pro 6/6E, and later). Open the Eero app → Settings → Network settings → Advanced settings and confirm WPA3 Compatibility Mode is enabled. This mode runs WPA3 for capable devices and WPA2 for everything else simultaneously.

Google / Nest WiFi

Google Home and Nest WiFi Pro (WiFi 6E) use WPA3 by default on their own hardware. In the Google Home app, go to Wi-Fi → Settings and verify your security is set to WPA3 Transitional. There is no manual toggle — Google manages this automatically via firmware.

WPA3 Modes Explained

Most routers offer two WPA3 modes. Here’s the difference:

• WPA3-Only: Maximum security. Only WPA3-capable devices can connect. Good if every device in your home is modern (purchased after 2019).
• WPA2/WPA3 Mixed (Transitional): The router accepts both WPA2 and WPA3 clients simultaneously. WPA3 devices get SAE protection; WPA2 devices fall back to the older protocol. This is the recommended setting for most households because it avoids locking out older smart home devices, printers, and IoT gadgets.

Which Devices Support WPA3?

WPA3 support is widespread on modern hardware. Here’s a quick overview:

• iPhones/iPads: iPhone 7 and later (iOS 13+), iPad (6th gen and later) support WPA3.
• Android phones: Most devices running Android 10+ support WPA3.
• Windows laptops: Windows 10 (version 1903+) and Windows 11 both support WPA3 on compatible adapters. Intel WiFi 6/6E adapters fully support it.
• Macs: macOS Catalina (10.15) and later support WPA3 on 2013 and newer Macs.
• Smart TVs / streaming sticks: Varies widely. Newer Fire TV and Apple TV devices support WPA3; budget smart TVs often do not.
• IoT / smart home: Most 2.4GHz-only smart home devices (older smart plugs, light bulbs) do not support WPA3. Use WPA2/WPA3 Mixed mode to keep them connected.

Troubleshooting: Device Won’t Connect After Enabling WPA3

If a device drops off after you switch to WPA3, try these fixes in order:

1. Switch to WPA2/WPA3 Mixed mode — this resolves 90% of compatibility issues immediately.
2. Update the device’s WiFi driver or firmware — especially for Windows laptops; an outdated Intel or Realtek driver often can’t negotiate WPA3 SAE correctly.
3. Forget the network and reconnect — old WPA2 credentials cached in the device can cause handshake failures.
4. Check router firmware — an outdated router firmware can have bugs in its WPA3 implementation. Update it before diagnosing the client.
5. For Windows 11 specifically: Open Device Manager → Network Adapters → [your WiFi adapter] → Properties → Advanced tab and look for a “802.11ax mode” or “WPA3” setting. Enable it if present.

WPA3 vs. WPA2: Should You Switch Today?

If your router supports it, yes — enable WPA2/WPA3 Mixed mode today. The security benefits are real and the performance impact is negligible on modern hardware. Pure WPA3-Only mode is worth enabling once you’ve confirmed every device on your network supports it, which may take longer in households with many IoT devices.

After enabling WPA3, consider these complementary steps to fully secure your network: enable the router firewall, set up a guest WiFi network for visitors and IoT devices, and keep your router firmware updated to patch new vulnerabilities as they’re discovered.

The Bottom Line

WPA3 is the right security standard for 2026 home networks. Enabling it takes under five minutes on any modern router, and the WPA2/WPA3 Mixed mode ensures no device gets left behind. Start there, then evaluate whether a full WPA3-Only migration makes sense for your device mix. Once your network is secured, run a speed test to confirm your throughput hasn’t been impacted — properly configured WPA3 has no meaningful effect on your WiFi speeds.