A slow internet connection or the sudden loss of a wireless network often comes as an unpleasant surprise, requiring immediate attention. Many users mistakenly assume the problem lies solely with their ISP or router, overlooking the software component of the PC itself. Update WiFi adapter — this is the first and most important step that can restore a stable connection and increase channel capacity.
Updating network card software can range from a simple automatic check to manually installing specific versions from the manufacturer's website. In this article, we'll cover all available methods in detail, from built-in operating system tools to advanced utilities. You'll learn not only how to update drivers but also how to diagnose hidden conflicts that interfere with the module's operation.
Sometimes standard methods don't work, and then a more in-depth approach is required, including resetting network settings or deleting old configurations. Completely removing the old driver before installing the new one is a critical step when upgrading to a new software version to avoid file conflicts. We'll cover each step in as much detail as possible, so even an inexperienced user can complete all the steps without risking system damage.
Diagnosing the current state of the network adapter
Before taking any action, you need to clearly understand what hardware is installed in your computer and its current status. Windows Device Manager provides comprehensive information about the status of all connected components, including wireless modules. Open the menu by pressing the key combination Win + X and selecting the appropriate item, or enter a query devmgmt.msc in the execution line.
In the window that opens, find the "Network Adapters" section and expand it. Here you'll see a list of all network cards, including wired and wireless. Note the icons next to the name of your network adapter. Wi-Fi moduleA yellow triangle with an exclamation point indicates an error, and a downward-facing arrow indicates the device is disabled by software. If there are no icons but the internet still doesn't work, the problem may be an outdated software version.
For more detailed information about the current driver version, right-click your adapter and select "Properties." Go to the "Driver" tab, where key parameters are displayed: development date, version, and vendor. Write this information down or take a screenshot, as you'll need it to compare it with the latest version on the manufacturer's website.
⚠️ Attention: If your WiFi module is displayed as "Unknown device" in the list of network adapters or is missing altogether, it may be physically disconnected, burned out, or require installation of motherboard chipset drivers.
Automatic update via Device Manager
The easiest and safest way to try to improve network performance is to use Windows' built-in mechanism. The operating system has an extensive database of certified drivers, which may be newer than those currently installed. To start the process, return to the network adapter properties and click the "Update Driver" button.
In the window that appears, select "Search automatically for updated driver software." The system will contact Microsoft servers and check for suitable software. This method is simple, but often has one significant drawback: Microsoft's database isn't updated as frequently as hardware manufacturer databases, so you may receive a message that "the best drivers are already installed," even if the vendor's website offers a new solution.
If the automatic search doesn't yield any results, you can try an alternative route via Windows Update. Sometimes critical updates for network cards are delivered through this channel, especially for newer laptop models. Click Win + I, go to Update & Security and select View optional updates, where the version you need may be hiding under the Drivers section.
It's worth noting that automatic installation doesn't always produce the desired result if the system has accumulated registry errors. In such cases, Windows may persistently install the same problematic version. If the situation persists after a reboot, switch to more reliable manual methods.
Manual installation of drivers from the official website
The most effective way to ensure stable wireless network operation is to download the driver directly from your laptop or motherboard manufacturer's website. This method takes a little more time, but it allows you to get the software version optimized for your specific hardware model.
First, determine the exact model of your device. For laptops, this is usually written on a sticker on the bottom cover (e.g. HP Pavilion 15-dk1000 or Lenovo IdeaPad 3). For desktop PCs, you need to know the motherboard model, which can be found using the command wmic baseboard get product,Manufacturer in the command line.
Once you're on the support site, find the "Drivers" or "Support" section. From the list of available categories, select "Network," "Wireless," or "LAN/WLAN." Note the chip manufacturer: it may be Intel, Realtek, Qualcomm Atheros or MediaTekDownload the file that matches your version of Windows (10 or 11, 64-bit).
☑️ Manual installation checklist
Run the downloaded executable file and follow the installation wizard's instructions. You may be asked to confirm your actions as an administrator. After installation is complete, be sure to restart your computer so that the new system files take effect and replace the old libraries.
Using utilities from the chipset manufacturer
Major network chip manufacturers, such as Intel and Realtek, release their own universal driver update utilities. These tools are especially useful if you don't know the exact model of your laptop or if the manufacturer's website hasn't been updated in a while.
For owners of Intel adapters, the ideal solution would be the program Intel Driver & Support AssistantIt automatically scans the system, detects all Intel components, and suggests available updates. The utility runs in the background and can notify you of new versions, eliminating the need for regular manual checks.
Users of devices with Realtek chips can use the official download center on the Realtek website, although the interface there is less automated. Owners of ASUS, MSI, or Dell laptops often have pre-installed proprietary utilities (for example, MyASUS or Dell SupportAssist), which can also update network modules as part of the overall package.
Direct download from the site, requires manual selection
| Chip manufacturer | Recommended utility | Peculiarities |
|---|---|---|
| Intel | Intel Driver & Support Assistant | Full automation, testing of all components |
| Realtek | Realtek Auto Detection | |
| Qualcomm Atheros | Drivers on the laptop website | There are no separate utilities, only OEM packages |
| MediaTek | Windows Update | Frequently updated via the Microsoft Store |
⚠️ Note: Utility interfaces and names may vary depending on the manufacturer. Always verify the program name with the vendor's official website to avoid downloading malware disguised as drivers.
Reset network settings and remove old software
There are situations where a simple reinstallation doesn't help, as remnants of old configurations remain in the system. In this case, a more radical approach is required: a complete uninstall of the current driver followed by a clean installation. This often resolves issues with constant connection interruptions.
Return to Device Manager, find your WiFi adapter, right-click it, and select "Uninstall device." In the dialog box that appears, be sure to check the box next to "Delete the driver software for this device." Once confirmed, the device will disappear from the list, and the network icon in the system tray will disappear.
Now you need to restart your computer. Upon startup, Windows will detect the missing driver and attempt to install the basic version automatically. However, it's best to immediately run the installer for the fresh driver you downloaded earlier. This "clean installation" method avoids conflicts between different library versions.
What should I do if the driver does not install automatically after uninstallation?
If the adapter doesn't appear after rebooting or is working with an error, in the Device Manager, click "Action" → "Scan for hardware configuration." This will force a scan for changes.
Additionally, you can reset network settings through Windows settings. Go to Settings → Network & Internet → Status and scroll down to the "Network Reset" link. Clicking "Reset Now" will reset all network components to factory settings, clear saved WiFi passwords, and reset TCP/IP settings.
Troubleshooting common issues after updating
After successfully updating drivers, users sometimes encounter new, unexpected issues. For example, the computer may stop detecting available networks, or the connection speed may become unstable. This is often due to the power saving settings enabled by default by the new driver.
To prevent the system from turning off the WiFi module to save power, go to the adapter's properties in Device Manager. Under the "Power Management" tab, uncheck "Allow the computer to turn off this device to save power." This is especially important for laptops running on battery power.
Another common issue is changing regional settings. A new driver can reset the region to the default (often the United States), which limits the available channel range or signal strength. Check the region settings in the adapter properties on the "Advanced" tab, find the "Country Region" or "Locale" option, and set the correct value.
If WiFi performance remains unstable after all these steps, it might be worth rolling back the driver. In the device properties, under the "Driver" tab, you can find the "Roll Back" button, which will restore the previously working version of the software installed on the system. This is a temporary solution, allowing you to wait for a fix from the manufacturer.
Why did WiFi disappear after updating the driver?
This could be due to a version conflict or an installation error. Try completely uninstalling the driver by checking the "Uninstall programs" box and restarting your computer. Also, check if the device itself is disabled in Device Manager (the arrow icon).
Do I need to remove old drivers before installing new ones?
In most cases, Windows automatically replaces the files, but to resolve connection issues, it is recommended to manually remove the old version through Device Manager before installing the new software.
Is it possible to update the WiFi driver without internet access?
Yes, to do this, you need to download the driver installation file on another device (smartphone or another PC) and transfer it to your computer via USB drive or Bluetooth.
How can I find out which WiFi adapter is installed on my PC?
Open Device Manager, then the "Network Adapters" section. The model name will be listed there, for example, Intel Wi-Fi 6 AX200 or Realtek RTL8822BE. This information is needed to find the driver.