When connecting to a corporate network or configuring a router, it's often necessary to identify the device on the network. This is done using a unique identifier assigned to the network adapter by the manufacturer. Many users search for information on how to view their laptop's Wi-Fi MAC address to whitelist it on the router or check for filtering.
This 48-bit number is the physical address and does not change during normal operation, although it can be masked in software. Understanding where to find this data is critical for home network administration and troubleshooting internet access issues. In this article, we'll cover all current methods for obtaining information for various operating systems.
What is a MAC address and why is it needed?
A MAC address (Media Access Control Address) is a unique identifier assigned to each network card or Wi-Fi module during manufacturing. It consists of 12 hexadecimal digits separated by colons or hyphens, such as: 00:1A:2B:3C:4D:5EThe first six characters represent the equipment manufacturer, and the remaining six are the unique device number.
Unlike an IP address, which can change every time you connect to a network, a physical address remains constant. That's why security systems It's often used to authorize devices. If you don't know how to find this setting, setting up your router can become a complex task.
There are two types of addresses: universally administered (UAA) and locally administered (LAA). The former is assigned by the factory, while the latter can be changed by the user. For most tasks, such as access filtering, the latter is required. factory identifier.
⚠️ Important: Don't confuse the Wi-Fi adapter's MAC address with the Ethernet port address. On laptops, these are two different devices, each with its own unique code.
Why can there be two addresses?
If a laptop has both a wired port and a Wi-Fi module, they will have different physical addresses. When connecting wirelessly, the wireless module's address is used.
Checking via the command line in Windows
The fastest and most reliable way to find the necessary data in a Windows environment is to use the command line. This method works on all versions of the operating system, from Windows 7 to Windows 11, and does not require access to the graphical interface.
First, you need to open the console. Press the key combination Win + R, enter cmd and press Enter. In the window that opens, enter the command ipconfig /all and press Enter. The system will display a detailed list of all network connections.
ipconfig /allIn the list that appears, find the section called "Wireless Network" or "Wireless LAN Adapter Wi-Fi." In this section, look for the line "Physical Address." The digital code next to it is the value you're looking for.
☑️ Checking data in CMD
Sometimes users mistakenly copy the address of virtual adapters, such as Bluetooth or virtual machines. Make sure you're looking at the correct one. physical interface wireless connection. If the adapter is disabled, information may not be displayed.
Using PowerShell to get information
A more powerful alternative to the classic command line is PowerShell. It allows you to obtain more structured information and filter out unnecessary data. This is especially useful if your system has multiple virtual network interfaces.
Launch PowerShell as administrator or in normal mode. Enter the command getmac /v. Key /v means verbose and shows the connection names, making it easier to find the adapter you need.
getmac /vIn the results table, find the row with the name of your Wi-Fi connection. The "Physical Address" column contains the data you're looking for. This method is often more convenient, as the information output is more compact and readable.
You can also use PowerShell to get connection status information. If the driver isn't working correctly, the system may not display the address. In this case, it's worth checking device Manager and update the network card drivers.
Network adapter settings in Windows 10 and 11
If you prefer a graphical interface, Windows 10 and 11 operating systems offer convenient access to technical specifications through the settings menu. This eliminates the risk of typing errors and is more visually understandable for beginners.
Go to the Start menu and select "Settings" (the gear icon). Then, select "Network & Internet." In the left-hand menu, select the "Wi-Fi" tab, then click "Change adapter settings" or "Hardware properties."
In the "Status" window that opens, click the "Details" button. In the new table, find the "Physical Address" row. This displays the 48-bit identifier required for configuring the router.
| Parameter | Where to find | Example of meaning |
|---|---|---|
| Physical address | Network information | A4-5E-60-C2-11-9F |
| IPv4 address | Network information | 192.168.1.55 |
| IPv4 gateway | Network information | 192.168.1.1 |
| DHCP server | Network information | 192.168.1.1 |
In modern versions of Windows, the interface may differ slightly. In Windows 11, the path may look like this: Settings → Network & Internet → Wi-Fi → Wi-Fi PropertiesScroll down to the Properties section, where the physical address (MAC) will be listed.
It's important to note that the new Windows updates introduced a feature called "Random Addresses." When enabled, the system can generate a temporary identifier to enhance privacy. To configure your router, you'll need this feature. real address, and not random.
How to find an address on macOS (MacBook)
Apple computer users also frequently need this information. The macOS interface differs from Windows, but finding the necessary data is fairly easy through System Preferences. The process varies slightly depending on the operating system version.
In macOS Ventura and later, open System Preferences and go to the Wi-Fi section. Click the Advanced button next to your network name or select Advanced in the lower-right corner. Go to the Hardware tab. The MAC address will be listed at the top of the window.
In older versions of macOS (Monterey and earlier), the path is different: System Preferences → Network. Select Wi-Fi from the list on the left, then click Advanced. In the window that opens, go to the Hardware tab. The first line will contain the required code.
You can also use the terminal. Open the Terminal program and enter the command networksetup -listallhardwareportsThe system will display a list of all ports. Find the "Wi-Fi" section and the "Ethernet Address" line. This is the value you're looking for.
networksetup -listallhardwareportsOn MacBooks with Apple Silicon chips (M1, M2, M3), the process is identical, as the system interface is independent of the processor architecture. However, it's important to remember that the Wi-Fi address and Ethernet address (if an adapter is used) will differ.
⚠️ Note: The "Private Wi-Fi Address" feature also works on macOS. Make sure you're looking at the hardware address, not the temporary address used for a specific network.
Viewing via the router's web interface
If your laptop is already connected to the router, the easiest way to find its address is to look at the client list in the router's settings. This allows you to immediately copy the value for filtering settings without having to enter it manually.
Log in to your router's web interface (usually at 192.168.0.1 or 192.168.1.1). Find the section labeled "Client List," "DHCP Server," "Status," or "Wireless Statistics." Depending on your device model (Keenetic, TP-Link, Asus), the name may vary.
In the list of connected devices, you'll see your laptop's name and IP address. The MAC address is always listed next to it. You can copy this value and use it to create access rules or static DHCP.
This method is especially useful if you can't access your laptop's operating system but have access to the router's admin panel. However, if your laptop isn't connected to the network, this method won't work.
Common problems and their solutions
Users often encounter difficulties when trying to find or use a MAC address. One common issue is the address not being displayed in the system. This may indicate faulty drivers or a disabled Wi-Fi module.
Another problem is address confusion. Modern laptops may have multiple network interfaces. It's important not to confuse the Bluetooth module or virtual machine address with the primary Wi-Fi adapter's address. Always check the interface name.
The randomization feature is also worth mentioning. For security reasons, modern operating systems hide the real IP address on public networks. When setting up a home router, it's best to disable this feature for your home network to ensure the filter works reliably.
- 🔍 Check if the Wi-Fi module is physically enabled (hot keys).
- 💻 Make sure that the network adapter drivers are installed correctly.
- 🛑 Disable the "Random Address" feature for your home network in Windows/macOS settings.
If the address cannot be determined by any means, there may be a hardware problem with the wireless module. In this case, diagnostics at a service center or the use of an external USB Wi-Fi adapter may be required.
Is it possible to change the MAC address permanently?
Technically, it's possible to change the software MAC address through the Windows registry or driver settings, but the physical address hardcoded into the chip cannot be changed. The software change is reset after reinstalling the drivers or performing a system reset.
What if the address contains the letters O or I?
MAC addresses only use the numbers 0-9 and the letters AF. The letters O (as in Oscar) and I (as in Ivan) do not appear. If you see them, they are most likely the numbers 0 (zero) and 1 (one).
Does changing the MAC address affect internet speed?
No, the address itself doesn't affect speed. However, if your provider has linked your service to an old address and you change it, your internet may stop working until you relink it in your account.
Why do ISPs require a MAC address?
Providers use this identifier to authenticate subscribers in their network and charge for services. This is a simple way to ensure that only the subscriber who has paid for the service has access to the network.