Wi-Fi Keeps Disconnecting on Windows 11? Stop the Drops for Good

Few things are as maddening as Wi-Fi that drops every few minutes. On Windows 11 the culprit is rarely your router, it's usually a power-saving setting that turns off the adapter, a stale driver, or a service that isn't running. Intel and other vendors confirm that the single biggest cause is Windows powering down the radio to save energy, then failing to wake it cleanly. Here is how to make the connection stick.

Key takeaways

• The number-one cause is the adapter's power-saving setting, disabling it fixes roughly 90% of random drops.
• A Windows update can silently re-enable power management or swap your tuned driver for a generic one, so re-check after every patch.
• If only the PC drops while other devices stay online, the problem is the PC, not the router.
• A network stack reset (Winsock + TCP/IP) clears the deeper corruption behind repeated disconnects.

Match the symptom to the fix

Wi-Fi drops have a few distinct fingerprints. Use this to skip straight to the step that fits your situation:

Symptom	Likely cause	Fix	Step
Drops after the PC idles or sleeps	Adapter power saving	Uncheck power management	Step 1
Drops only on battery	Power plan throttle	Set to Maximum Performance	Step 2
Started right after a Windows update	Reverted setting or generic driver	Re-check power, reinstall vendor driver	Steps 1, 4
Wi-Fi won't connect at all	WLAN AutoConfig stopped	Start the service	Step 3
One network drops, others fine	Bad cached profile	Forget and rejoin	Step 6
Every device drops	Router or band issue	Reboot router, change band	Step 7
Drops survive driver and power fixes	Corrupt network stack	Reset Winsock and TCP/IP	Step 5

Step 1: Stop Windows from powering down the adapter

This is the number-one cause of random drops. Windows turns the Wi-Fi radio off to save power and doesn't always turn it back on cleanly.

1. Right-click Start > Device Manager.
2. Expand Network adapters and open your Wi-Fi adapter's Properties.
3. Go to the Power Management tab.
4. Uncheck "Allow the computer to turn off this device to save power."
5. Click OK.

Step 2: Set the power plan to maximum wireless performance

The active power plan can throttle the radio independently of the adapter setting.

1. Open Control Panel > Power Options > Change plan settings > Change advanced power settings.
2. Expand Wireless Adapter Settings > Power Saving Mode.
3. Set both On battery and Plugged in to Maximum Performance.

Step 3: Confirm WLAN AutoConfig is running

This service manages your wireless connections. If it's stopped, Wi-Fi becomes unstable or won't connect at all.

1. Press Win + R, type services.msc, press Enter.
2. Find WLAN AutoConfig.
3. Confirm Status: Running and Startup type: Automatic.
4. If it's stopped, right-click and choose Start.

Step 4: Update or reinstall the Wi-Fi driver

An outdated or corrupted driver is the next most common cause. Windows Update often swaps a vendor-tuned driver for a generic one that mishandles Wi-Fi 6/6E.

1. In Device Manager, right-click your Wi-Fi adapter and choose Update driver > Search automatically.
2. If that finds nothing, download the latest driver from your laptop or adapter maker's support page (Intel, Realtek, Qualcomm, MediaTek).
3. If drops continue, Uninstall device (check "Attempt to remove the driver"), then restart so Windows reinstalls it cleanly.

On most laptops Wi-Fi and Bluetooth share a combo module, so if both radios are misbehaving, install the combined package, our Bluetooth-after-update guide covers that side.

Step 5: Reset the network stack

A corrupted TCP/IP or Winsock state causes repeated disconnects. From an elevated Command Prompt:

netsh winsock reset
netsh int ip reset
ipconfig /release
ipconfig /renew
ipconfig /flushdns

Restart the PC afterward.

Step 6: Forget and rejoin the network

A bad cached profile makes one network unstable while others work fine.

1. Open Settings > Network & internet > Wi-Fi > Manage known networks.
2. Click your network and choose Forget.
3. Reconnect and re-enter the password.

Step 7: Rule out router and band issues

If only one device drops, it's the PC. If everything drops, look at the router.

• Reboot the router and update its firmware.
• On crowded 2.4 GHz channels, try connecting to the 5 GHz band for a cleaner signal.
• Disable any "band steering" temporarily to test whether the PC is being bounced between bands.

Step 8: Run the network troubleshooter

1. Open Settings > System > Troubleshoot > Other troubleshooters.
2. Run Network and Internet (or Network Adapter).
3. Apply any fix and reboot.

If your connection is stable but slow or laggy specifically in games rather than dropping, that is a different problem, see our guide to fixing high ping and packet loss.

What to do right now

Work down this list and stop when the drops stop:

• Uncheck the adapter's power-management box (Step 1). This is the single highest-yield fix.
• Set the power plan's wireless mode to Maximum Performance on both battery and plugged in.
• Confirm WLAN AutoConfig is Running and Automatic in services.msc.
• Reinstall the vendor Wi-Fi driver from Intel, Realtek, Qualcomm, or MediaTek, not the generic Windows one.
• Reset the network stack (netsh winsock reset, netsh int ip reset) and reboot.
• After every Windows update, re-check Step 1, since patches like KB5077181 revert it.

Frequently asked questions

Why does my Wi-Fi only drop on Windows 11 and not my phone?

If the phone and other devices stay connected on the same network, the fault is on the PC, typically the adapter's power-saving setting or a generic driver. Start with Step 1 and the driver reinstall in Step 4 before touching the router.

A Windows update broke my Wi-Fi, how do I stop that recurring?

Updates can re-enable power management or replace your driver. After each major update, re-check the Power Management box (Step 1) and, if needed, reinstall the vendor driver. Avoid hiding security updates as a workaround, fix the driver and setting instead.

Should I disable power management on a desktop too?

Yes. Desktops rarely benefit from Wi-Fi power saving and the setting is a common drop cause there as well. Unchecking it costs nothing meaningful in power and removes a frequent source of disconnects.

What does "netsh winsock reset" actually do?

It rebuilds the Winsock catalog, the layer Windows uses for network sockets, clearing corruption from misbehaving VPNs, security tools, or failed installs. Combined with the TCP/IP reset and DNS flush, it resolves disconnects that survive driver and power fixes. A reboot is required afterward.

Quick recap

Start by disabling the adapter's power-saving setting and the power-plan throttle, that fixes most random drops. Then confirm WLAN AutoConfig is running, update the driver, and reset the network stack. Re-check power settings after every Windows update, since they tend to revert.