Wifi on Windows 10 does not connect after starting from Sleep mode

In the process of using Windows 10, quite a few users complained about the failure to connect to Wifi after starting a Windows 10 computer from the Sleep and Hibernate mode. Sometimes it even restarted the computer but still could not fix this error.

In the following article, Network Administrator will show you some simple ways to fix the error that cannot connect to Wifi after starting Windows 10 computer from Sleep and Hibernate mode.

1. Fix the problem of disconnecting Wifi connection on Windows 10 after Sleep

Sometimes the error does not reconnect Wifi, the Wifi icon is red crossed out on Windows 10, which occurs after Sleep or Hibernate is caused by a stalled adapter. You can turn it off, then turn it back on, if you're lucky, everything will return to normal.

Right-click on the Wifi icon in the system tray> select Open Network & Internet settings > select Wifi > scroll down to find Change adapter options (if you use the older version of Windows 10, you can find this option on your hand left immediately after clicking Open Network & Internet settings).

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You right-click on the Wi-Fi network icon> Disable .

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Wait a minute and then right click again and select Enable . Wait a minute, see the Wifi icon again. If not, continue to try the ways below.

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2. Fix Win 10 Wifi error not working when booting from Sleep or Hibernate

Note:

This way only fix temporary errors. If you want to fix the error completely, you can refer to method 2 in the next section.

Step 1:

Open Device Manager by right-clicking the Start button and clicking Device Manager .

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Step 2:

On the Device Manager window, expand the Network Adapters section to see the Wifi network card and Ethernet network card.

Step 3:

Right-click the Wifi network card port and click Disable .

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At this time, a confirmation dialog will appear, click Yes to confirm.

Step 4:

Next right-click the Wifi network card port again and click Enable.

Then Wifi will work again and will automatically connect.

3. Fix Wifi error not connected on Windows 10 after Sleep with Power Management

Step 1 :

Open Device Manager by right-clicking the Start button and clicking Device Manager .

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Step 2:

On the Device Manager window, expand Network Adapters to see the Wifi card and Ethernet network card.

Step 3:

Right-click the Wifi card name and then click Properties to open the properties window.

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Step 4:

Here you select the Power Management tab.

Step 5:

Finally remove the option Allow the computer to turn off this device to save power and then click OK to finish.

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Note:

If you normally connect to the Internet using an Ethernet cable. Then, right-click on the Ethernet network card port and click Properties , and continue the steps as in step 4 and step 5 above.

4. Update the latest Wifi driver version

If you have applied the above two ways and still cannot fix the error, then you can think of the solution is to update the latest version of Wifi driver to fix the error.

To update to the latest Wifi driver version, open Device Manager , then expand the Network adapter section .

Right-click the Wifi network card port and then click the Update driver software then click Search automatically for updated driver software to automatically download and install the latest WiFi driver version.

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Refer to some of the following articles:

1. Conflict of IP address error when connecting to Wifi on iPhone, iPad, this is a fix

1. What is Wifi? How does Wifi work?

1. How to view saved Wifi passwords on Windows 7/8/10

Good luck!