How to fix Wifi problems after turning on the computer

I have 2 articles on how to fix Wifi network problems for Laptops. When you have a problem accessing the WiFi network, it could be due to network, wifi modem, or an error on your laptop computer.

Therefore, you will need to refer to the previous articles to try to check if the problem is due to your network modem, wifi modem.

  1. Processed when the network icon has an yellow exclamation mark

In this article, I will show you a few ways to handle Wifi network problems on Windows - That is, find some errors due to network settings on your computer.


This is a very common problem with the Wi-Fi Modem, especially on Sony Vaio laptops - WiFi problems when you turn on the computer.

There are several solutions that you can try and edit on Windows operating system.

Turn on Wi-Fi through Control Panel


The following method helps you to turn off, turn on, restart Wifi connection easily on the computer.

Go to Control Panel > Network and click on Change adapter settings . Next, you will see a list of network devices.

How to fix Wifi problems after turning on the computer Picture 1

The name of your device may vary but the icon for a Wi-Fi always has four green bars

Drag the Wi-Fi icon to the desktop to create a shortcut.

When you do not see a Wifi connection, right-click the icon and select Disable . Wait for a few seconds, right click and select Enable . This is a method to restart Wifi connection when having problems.

How to fix Wifi problems after turning on the computer Picture 2

Disable Bluetooth too in Device Manager


On many laptops the Wi-Fi adapter is also a Bluetooth adapter , used to connect devices such as a wireless mouse, keyboard, headset or printer. Sometimes Bluetooth fails and causes Wifi connection problems.

If you don't need to use Bluetooth , go to Device Manager ( Control Panel> System ) to turn it off . Just right-click on the Bluetooth device, and again on Disable . That way it won't interfere with WiFi anymore.

How to fix Wifi problems after turning on the computer Picture 3

If you want to activate Bluetooth again, follow the same steps and select Enable

Change hidden Windows features


There is a hidden option that automatically turns off WiFi to save PIN which is not normally visible. To change this option, go to Control Panel > System> Device Manager.

Open the View menu and select Show hidden devices . In the Network Card section, locate Microsoft Virtual Wi-Fi Direct . Right click on it and open Properties . Click on the Power Management tab.

How to fix Wifi problems after turning on the computer Picture 4

Disable the Allow the computer to turn off this device to save power options . You can repeat these steps for all other network adapters to ensure that there is no 'automatic shutdown' whenever you suspend your computer.

How to fix Wifi problems after turning on the computer Picture 5

Reset TCP / IP


Sometimes this problem has nothing to do with energy saving, but with network configuration , called TCP / IP on Windows. It is easy to reset: just run Microsoft Fix-It on Windows Vista or 7.

How to fix Wifi problems after turning on the computer Picture 6 If it does not work, or if you are using Windows 8 or 8.1, then you should reset the TCP / IP utilities manually . Follow the steps on the Microsoft help site.

Update Driver for Wi-Fi modem


The last thing you can try is to update Drivers for your Wi-Fi device . You can use the tool to search and update Drivers, such as Ma-Config or DriverMax, or search directly on the driver's official website.

How to fix Wifi problems after turning on the computer Picture 7

Ma-Config helps you find, download and update drivers

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