How to Fix Wi-Fi Problems After Turning on the Computer

This updated guide explains how to Fix Wi-Fi Problems After Turning on the Computer through clear steps, practical examples, and important checks that help prevent common errors.

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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.

Processed when the network icon has an yellow exclamation mark
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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 Change adapter settings . Next, you will see a list of network devices.

Fix Wi-Fi Problems After Turning on the Computer � Turn on Wi-Fi Through Control Panel screenshot 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.

Fix Wi-Fi Problems After Turning on the Computer � Turn on Wi-Fi Through Control Panel screenshot 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 the Bluetooth device, and again on Disable . That way it won't interfere with WiFi anymore.

Fix Wi-Fi Problems After Turning on the Computer � Disable Bluetooth Too in Device Manager screenshot 3

If you may need 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.

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

Fix Wi-Fi Problems After Turning on the Computer � Change Hidden Windows Features screenshot 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.

Fix Wi-Fi Problems After Turning on the Computer � Change Hidden Windows Features screenshot 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.

Fix Wi-Fi Problems After Turning on the Computer � Reset TCP / IP screenshot 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.

Fix Wi-Fi Problems After Turning on the Computer � Update Driver for Wi-Fi Modem screenshot 7

Ma-Config helps you find, download and update drivers

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FAQ

What is the easiest way to Fix Wi-Fi Problems After Turning on the Computer?

Start with the requirements in this guide, then follow each step in order. Check the result after every major change so problems are easier to identify.