Wi-Fi is gone on my Acer laptop running Windows 10 – what to do and how to get the internet back

You turned on the laptop. Acer, and there's no Wi-Fi icon on the taskbar? Or is the network visible but not connecting, and the list of available hotspots is empty? Is there a wireless connection issue on Windows 10 can occur suddenly, and the causes can be very different: from a simple driver failure to hardware problems with the adapter. In this article, we'll look at 12 proven methods restore Wi-Fi on a laptop Acerwithout resorting to the services of a service center.

Feature of laptops Acer (series Swift, Aspire, Nitro, TravelMate etc.) are frequently used wireless modules from Qualcomm Atheros, Intel or Realtek, which may conflict with updates Windows 10In addition, the manufacturer sometimes installs its own utilities for network management (for example, Acer Quick Access), which can also "break" the connection. We've taken these nuances into account and compiled solutions that work specifically for these devices. Acer.

Before moving on to complex steps, check the obvious: is Wi-Fi working on other devices (smartphone, tablet)? If not, the problem is with the router or ISP. If so, read on.

1. Basic checks: router, airplane mode, and physical Wi-Fi button

Let's start with the simplest steps that are often ignored, although they solve the problem in 30% of cases. The first is reboot the routerUnplug it for 30 seconds, then plug it back in. Wait 1-2 minutes until the lights return to normal. If the laptop's Wi-Fi is working after this Acer didn't show up, let's move on.

Second, check if it is activated airplane modeOn . Windows 10 It can be accidentally enabled by a keyboard shortcut or through the notification center. To disable it:

• 🔄 Click Win + Ato open the notification center. If airplane mode is on, click the tile to turn it off.
• 🔍 Or go to Settings → Network & Internet → Airplane Mode and move the slider to the position Off.

Third - on some models Acer (For example, Aspire 5 or Swift 3) There is physical Wi-Fi on/off button or a combination of them with Fn. Usually these are keys F2, F3 or F12 with the antenna icon. Click Fn + [Wi-Fi key] — perhaps the adapter is simply disabled by hardware.

2. Diagnosing the network adapter in Device Manager

If basic checks don't help, it's time to look into device ManagerHere you can see whether the Wi-Fi adapter is recognized by the system and reinstall the driver if necessary. Open the Device Manager:

• 🖱️ Right-click on the button Start and select device Manager.
• 🔍 Expand the branch Network adapters.

The list should display the adapter with the words Wireless, Wi-Fi, 802.11 or the name of the manufacturer (Intel AX200, Qualcomm Atheros QCA61x4, Realtek RTL8821CE etc.). If there is next to the name exclamation mark or there is no adapter at all - the problem is in the driver or hardware.

What to do:

• 🔄 If the adapter is displayed with an error: right-click on it → Update driver → Automatic search.
• 🗑️ If there is no adapter: in the manager menu, select Action → Update hardware configuration.
• 🔧 If nothing helps, try Remove device (right click), then restart your laptop - the system will try to install the driver again.

wmic nic get name, index

3. Reset network settings in Windows 10

If Wi-Fi disappears after updates Windows 10 or changing the settings will help reset network stackThis method deletes all saved networks and adapter settings and returns them to factory defaults. Important: After the reset, you will have to re-enter your Wi-Fi passwords.

How to reset settings:

1. Open Settings → Network & Internet → Status.
2. Scroll down and click Network reset.
3. Confirm the action and restart the laptop.

If Wi-Fi does not appear after rebooting, run additional commands in command prompt as administrator:

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

4. Update or roll back the Wi-Fi adapter driver

Incorrect drivers are one of the main reasons why Wi-Fi disappears on laptops. AcerThe manufacturer releases updates regularly, but sometimes they contain bugs. If the problem appears after an update Windows 10, try it roll back the driver:

• 🔙 Open device Manager, find your Wi-Fi adapter.
• 🖱️ Right-click → Properties → Driver → Roll Back Driver (if the button is active).

If the rollback did not help or is not available, Install the driver manually:

1. Download the latest driver from official Acer website (chapter Support → Drivers). Please specify the exact laptop model (for example, Acer Aspire A515-56).
2. In the Device Manager, uninstall the current driver (right click → Remove device), then install the downloaded one.

Important for Acer laptops with Qualcomm Atheros adapters: Drivers from the module manufacturer's website (Qualcomm) may not work. Use only Acer drivers!

5. Checking Windows services responsible for Wi-Fi

Wireless network operation depends on several system services. If they are disabled or not working correctly, Wi-Fi may be lost. Check the following services:

• 🔄 WLAN Automatic Configuration Service (WLAN AutoConfig) - must be enabled.
• 🔌 Network List Service (Network List Service) — launch type: Automatically.
• 📡 Wireless Setup Service (WLAN Service) - if it is on the list.

How to check:

1. Click Win + R, enter services.msc → Enter.
2. Find the services from the list above and double-click on each one.
3. Install Startup type: Automatic and press Launch (if the service is stopped).

WLAN AutoConfig service is enabled|Startup type is "Automatic"|No errors in the event log|Reboot after changes-->

If the service WLAN AutoConfig If it doesn't start, try resetting its configuration. Open command prompt as administrator and run:

net stop wlansvc
net start wlansvc

6. Energy saving and power settings

Windows 10 By default, it optimizes power consumption, which can cause the Wi-Fi adapter to turn off when running on battery power. To fix this:

1. Open device Manager, find your Wi-Fi adapter.
2. Right click → Properties → Power Management.
3. Uncheck the box Allow the computer to turn off this device to save power.

Also check the power supply diagram:

• 🔋 Go to Settings → System → Power & sleep → Additional power settings.
• 🖱️ Select the active scheme (usually Balanced) → Change advanced power settings.
• 📡 Find the section Wireless Network Adapter Settings and install Maximum performance for both states (battery and mains).

7. Hardware problems: what to do if nothing helps

If after all the manipulations Wi-Fi still does not appear, it is possible hardware malfunctions:

• 🔌 The antenna cable has become disconnected from the Wi-Fi module (a common problem after disassembling a laptop).
• 🔥 The adapter is overheated or faulty. (for example, after a fall or liquid spill).
• 🛠️ The motherboard is faulty (less common, but problems with the south bridge are possible).

How to check:

1. Connect to laptop external USB Wi-Fi adapter (costs from 300 rubles). If it works, the problem is in the built-in module.
2. Look in Device Manager, does the adapter appear after physically disconnecting/connecting the antenna cable (disassembly required).
3. Check if the area above the keyboard (usually on the left or in the center) is getting hot - overheating can cause the adapter to turn off.

⚠️ Attention: If you're not experienced with laptop disassembly, don't attempt to check the antenna cables yourself. Contact a service center. Acer - Incorrect actions may result in damage to cables or connectors.

For laptops Acer over 5 years old (for example, Aspire E1-572 or TravelMate P253) is typical for the Wi-Fi module connectors to wear out. In this case, only a replacement adapter will help—you can order one from AliExpress (search by model, for example, BCM943228HMB for the old Acer).

FAQ: Frequently asked questions about missing Wi-Fi on an Acer