How to enable Wi-Fi on a Lenovo G50-70 laptop: all the methods

Laptop Lenovo G50-70 — a popular model from 2014–2015, still in active use thanks to its robust build quality and balanced specifications. However, owners often encounter a problem: after reinstalling Windows, updating the system, or sitting idle for a long period of time, the Wi-Fi module stops working. Unlike modern devices, where the wireless network activates automatically, this one requires manual configuration.

In this article we will look at all possible ways to turn on Wi-Fi on Lenovo G50-70 From hardware switches to software settings, you'll learn how to check your adapter's status, update drivers, and troubleshoot common errors (such as missing networks or a "No Connection" icon). These instructions are applicable to Windows 7/8/10/11, as well as Linux (briefly).

We will pay special attention to unique feature of this model: combination button Fn+F7, which is often ignored by users. We'll also look at what to do if Wi-Fi turns on but doesn't connect—a problem common with older modules. Broadcom And Qualcomm Atheros, installed in G50-70.

1. Hardware methods for enabling Wi-Fi

Before you dig into Windows settings, make sure that the wireless module is physically activated. Lenovo G50-70 The following are responsible for this:

• 🔘 Hardware switch On the side panel (on the right, next to the USB ports). Some models may not have it, depending on the region.
• 🔄 Keyboard shortcut Fn+F7. On the key F7 Usually an antenna or an airplane is drawn (airplane mode).
• 💡 Wi-Fi indicator (orange/blue LED next to the touchpad). If it's off, the module is disabled.

Try both options one by one. If after pressing Fn+F7 The indicator does not light up, check:

1. Are the function keys locked (Fn Lock). On some keyboards Lenovo There is a separate button for unlocking.
2. Does the key work? F7 in principle (for example, does it adjust the volume when pressed Fn+F1/F2).

⚠️ Attention: On some modifications G50-70 (for example, with processors AMD A8/A10) the key combination may differ - Fn+F5Check the key label or documentation for your specific version.

2. Checking the status of the Wi-Fi adapter in Windows

If hardware methods don't work, we move on to software settings. Open device Manager:

1. Click Win+X and select "Device Manager".
2. Expand the tab Network Adapters.
3. Find the device with the names Wireless, Wi-Fi, 802.11 or a module model (for example, Broadcom 802.11n).

Possible problems and solutions:

• 🚫 The adapter is not in the list → Driver installation required (see section 4).
• ⚠️ There is a yellow triangle next to the name → Right-click → “Update driver” or “Enable device”.
• 🔄 The adapter is disabled → Right click → “Enable”.

Also check the adapter status via Network connections:

1. Click Win+R, enter ncpa.cpl and press Enter.
2. Find a connection Wireless Network (Wireless Network Connection).
3. If it is greyed out, right-click and select "Enable".

3. Setting up Wi-Fi via Windows settings

If the adapter is active but networks are not displayed, check your operating system settings:

For Windows 10/11:

1. Open Settings (Win+I) → “Network and Internet” → “Wi-Fi”.
2. Make sure the slider is «Wi-Fi» switched to the "On" position.
3. Click "Manage known networks" and remove old connections if they are interfering.

For Windows 7/8:

1. Click on the network icon in the tray (bottom right).
2. Select Network and Sharing Center.
3. Go to "Change adapter settings" and enable "Wireless network connection".

If the networks are still not visible:

• 🔍 Check if it is turned on Airplane mode (airplane icon in the tray or in the network settings).
• 📶 Make sure your router is working and broadcasting the network (try connecting from another device).
• 🔄 Restart your laptop and router.

4. Installing and updating drivers

One of the most common reasons for Wi-Fi not working on Lenovo G50-70 — missing or incorrectly functioning drivers. This is especially true after reinstalling Windows. Here's how to fix the problem:

Method 1: Automatic update

1. Open device Manager (Win+X).
2. Find your Wi-Fi adapter in the Network Adapters section, right-click → Update Driver Software.
3. Select "Automatic Search".

Method 2: Manual installation from the Lenovo website

1. Go to Lenovo's official support website.
2. Please enter your laptop model (G50-70) or use automatic detection.
3. In the Drivers section, find Wireless LAN for your version of Windows.
4. Download and install the driver, then restart your laptop.

Method 3: Universal Drivers

If there are no drivers for your OS (for example, for Windows 11) on the Lenovo website, try:

• 🖥️ Install driver from Intel (if adapter Intel Wireless-N) With Intel website.
• 🌐 Use driver packs like DriverPack Solution or Snappy Driver Installer (Caution: risk of installing unnecessary software!).

⚠️ Attention: If after installing the driver Wi-Fi still does not work, check WLAN auto-configuration service. Click Win+R, enter services.msc, find the WLAN AutoConfig service and make sure it is running (startup type is Automatic).

5. Solving specific problems

Sometimes Wi-Fi on Lenovo G50-70 It turns on, but doesn't work correctly. Let's look at some typical scenarios:

Problem 1: Wi-Fi turns on but doesn't connect to any networks.

• 📡 Check it out router rangeOld adapters G50-70 may not support 5 GHz networks - switch your router to 2.4 GHz.
• 🔧 Open adapter properties in Device Manager → Advanced tab → set the value 802.11n for the parameter Wireless Mode.
• 🔋 Turn it off energy savings: in adapter properties → "Power Management" → uncheck "Allow shutdown...".

Problem 2: Constant connection drops

• 🔄 Change Wi-Fi channel on the router (for example, from automatic to 6 or 11).
• 🛡️ Turn it off Windows Firewall or antivirus software for the duration of the test.
• 📦 Update router firmware (especially if an older model is used).

Problem 3: Error "Unable to connect to the network"

• 🔑 Delete the network in "Manage known networks" and reconnect.
• 🔄 Restart your router and laptop.
• 📝 Check if it is installed in the router MAC address filter (add your laptop's MAC to the list of allowed ones).

How to find the MAC address of a Wi-Fi adapter?

Open Command Prompt (Win+R → cmd → Enter), enter ipconfig /all and find the "Physical Address" line under the "Wireless LAN Adapter" section.

6. Alternative connection methods

If Wi-Fi still doesn't work, consider these temporary solutions:

Method 1: USB Wi-Fi adapter

Connect an external adapter (eg. TP-Link TL-WN725N) to the USB port. This will bypass issues with the built-in module. Such a device costs from 500 rubles.

Method 2: Sharing Internet from your phone

1. Activate access point on a smartphone (Android/iOS).
2. Connect your laptop to the network being created.
3. Use as a temporary solution to download drivers.

Method 3: Connecting via cable

If there is a router near your laptop, connect to it via Ethernet cable (RJ-45 port on G50-70 (located on the left). This will allow you to update drivers and set up a network without Wi-Fi.

7. Checking for hardware faults

If none of the methods helped, it is possible physical damage Wi-Fi module or antennas. Here's how to diagnose it:

Signs of hardware failure:

• 🚨 The Wi-Fi indicator does not light up even after pressing Fn+F7.
• 🔌 In Device Manager, the adapter is displayed as "Unknown device" or is missing altogether.
• 🔧 When connecting an external USB adapter, Wi-Fi works fine.

What to do:

1. Open the back cover of your laptop (requires a Phillips screwdriver) and check if the cables are connected. antennas to the Wi-Fi module (two thin black wires).
2. If the module is removable (format M.2 2230 or Mini PCIe), remove it and clean the contacts with an eraser.
3. If the module or antennas are damaged, contact a service center. Replacement costs start at 1,500 rubles (depending on the adapter model).

⚠️ Attention: Disassembling the laptop will void the warranty (if it is still valid). Lenovo G50-70 The Wi-Fi module is usually located under the RAM compartment cover, which can be removed without completely disassembling the laptop.

Lenovo G50-70 Wi-Fi FAQ

Why did Wi-Fi stop working after a Windows update?

Windows updates often reset drivers or install incompatible versions. Solution:

1. Roll back the driver in Device Manager (right-click on the adapter → Properties → Driver → Roll Back).
2. Download the driver from the Lenovo website and install it manually.

How to turn on Wi-Fi if the keyboard (including Fn) doesn't work?

Use alternative methods:

• Turn on the adapter via device Manager (see section 2).
• Connect an external keyboard via USB and press Fn+F7.
• If the key Fn it doesn't work, try pressing F7 with retention Shift or Ctrl.

Is it possible to replace the Wi-Fi module with a more modern one?

Yes, but with restrictions:

• 🔧 Lenovo G50-70 supports modules of the format Mini PCIe or M.2 2230 (depending on the motherboard revision).
• 📶 Recommended models: Intel Wireless-AC 7260 (supports Wi-Fi 5) or Broadcom BCM4352.
• ⚠️ Before purchasing, check compatibility with your BIOS (some modules may not be detected).

The cost of replacement in the service is from 2,000 rubles (including labor).

The Wi-Fi is working, but the speed is very slow. What should I do?

This problem is common with older adapters. Try:

• 📡 Switch your router to standard 802.11n (in the router settings).
• 🔄 Change the channel width with 40 MHz on 20 MHz (in some cases this increases stability).
• 🛡️ Turn it off Qos And Firewall in the router.
• 🔌 Connect your laptop closer to the router or use repeater.

Where can I find my laptop's serial number to download drivers?

Serial number (S/N) specified:

• On the sticker on the back of the laptop.
• Under the battery (if it is removable).
• In BIOS (press during boot) F2 or Del).
• In Windows: Win+R → cmd → enter wmic bios get serialnumber.