A change MAC addresses on an Android smartphone may be needed to bypass Wi-Fi network restrictions, increase anonymity, or test security. However, not everyone knows that this process has nuances depending on the version of the operating system, device model and the presence of superuser rights (root). In this article we will analyze all the current methods - from standard settings to the use of ADB and specialized applications.

It is important to understand that changing the MAC address is not always possible on modern devices. Manufacturers such as Samsung, Xiaomi or Googleoften block this function at the firmware level, especially from Android 10 and later. However, there are workarounds - and we'll look at them in detail.

Before you begin, please note: changing the MAC address may break some network functions (for example, Wi-Fi Direct or Bluetooth Low Energy). This may also be considered a violation of the rules for using public networks. Use this information at your own risk.

What is a MAC address and why change it?

MAC address (Media Access Control) is a unique network interface identifier that is assigned to the device at the manufacturing stage. It consists of 12 characters (six pairs of hexadecimal numbers), for example: 00:1A:2B:3C:4D:5E. Unlike the IP address, which can change, the MAC address usually remains constant.

Reasons for changing it:

  • 🔒 Bypass blocking: Some Wi-Fi networks (for example, in hotels or airports) restrict access by MAC address.
  • 🕵️ Anonymity: hiding the real device ID in public networks.
  • 🛠️ Network testing: simulating different devices for debugging.
  • 🚫 Ban in games/applications: some services block by MAC (although this is easily bypassed other methods).

On devices with Android 8+, changing the MAC address through the standard settings often leads to the generation of a random value each time you connect to a new network (MAC Randomization function). This is not the same as manually changing to a permanent address.

⚠️ Warning: In some countries (for example, the EU), spoofing a MAC address on public networks may be considered a violation of cybersecurity law. Before use, check your local laws.

Method 1: Changing the MAC address through Android settings (without root)

On some devices (mostly older versions of Android or custom firmware), you can change the MAC address directly in the settings menu. This method does not work on all models, but it’s worth a try.

Instructions:

  1. Open Settings → Wi-Fi.
  2. Click on the three dots in the upper right corner and select Additional functions (or Advanced settings).
  3. Find item MAC address or Network address.
  4. If there is an option Change or Generate new —use it.

On devices Xiaomi (MIUI) the path may look like this:

Settings → Wi-Fi → Wi-Fi Settings → Advanced → MAC address

If the option is not there, it means the manufacturer has blocked it. In this case, proceed to the following methods.

📊 What is your goal of changing MAC address?
Bypassing Wi-Fi restrictions
Network testing
Anonymity
Other reason
Brand devices Support for changing MAC without root Notes
Samsung ❌ No (starting with Android 10) Random MAC when connecting to new networks
Xiaomi ⚠️ Partially (depending on the model) On some devices there is an option in the settings
Google Pixel ❌ No MAC Randomization is enabled by default
OnePlus ⚠️ Only on older models On OxygenOS 11+ blocked
⚠️ Attention: On devices with Android 12+ even if the option to change the MAC address is present in the settings, it can only work for random generation when connected, and not for a fixed change.

Method 2: Using ADB (without root, but with debugging)

If there is no option in the settings to change the MAC address, you can try to do this via Android Debug Bridge (ADB). This method does not require root access, but you need activated USB debugging.

Step-by-step guide:

Enable USB debugging in developer settings|

Install ADB on the computer|

Connect the phone to the PC via USB|

Allow debugging on the phone-->

  1. Activate Developer mode 7 times: go to Settings → About phone and click on Number assembly.
  2. Go back to Settings → System → For developers and enable USB debugging.
  3. Connect your phone to the computer and confirm permission to debugging.
  4. Open the command line (or Terminal on Mac/Linux) and enter:
adb shell

su -c "ip link set wlan0 down"


su -c "ip link set wlan0 address XX:XX:XX:XX:XX:XX"


su -c "ip link set wlan0 up"

Replace XX:XX:XX:XX:XX:XX with the desired MAC address (for example, 00:11:22:33:44:55). that:

  • 🔧 On some devices, instead of wlan0 there may be eth0 or another interface name (check using the command ip link).
  • 🔄 After the reboot, the MAC address will be reset to the original.
  • 🛑 On Android 10+ this method often does not work due to security restrictions.
💡

If the command su does not work, try first getting a temporary root through applications like KingRoot (but this is risky for the security of the device).

Method 3: Applications for changing the MAC address (root required)

If you have root access, the process is greatly simplified. There are specialized applications that allow you to change the MAC address in a few steps:

  • 📱 Change My MAC —a simple application that supports most Android devices. Allows you to generate a random MAC or enter your own.
  • 🛠️ MAC Address Changer —advanced settings, including backup of the original MAC.
  • 🔧 BusyBox (together with Terminal Emulator) - for manual changes through commands.

Instructions for Change My MAC:

  1. Install the application from Google Play (or from the official website, if it is deleted).
  2. Give root access when prompted.
  3. Select a network interface (wlan0 for Wi-Fi).
  4. Enter a new MAC address or generate a random one.
  5. Click Apply and reboot the device.

Advantages of this method:

  • ✅ Works on most devices with root.
  • ✅ Allows you to fix the MAC address even after a reboot.
  • ✅ Intuitive interface.
⚠️ Attention: Installing applications from unverified sources can lead to infection of the device with malware. Always download APK only from official developer sites.
What to do if the application does not see the network interface?

If the application does not display wlan0 or another interface, this may be the case. mean:

1. The device does not support changing the MAC at the software level.

2. The Wi-Fi chip driver is blocked by the manufacturer.

3. root access is installed incorrectly.

Try using Terminal Emulator and manually execute commands from Method 2 (with su).

Problems and solutions when changing the MAC address

Even if you have successfully changed the MAC address, problems may arise. Here are the most common ones and ways to eliminate them:

Problem Possible cause Solution
MAC is reset after reboot Changes are not saved in system files Use applications with the "Save after reboot" option or edit /data/nvram/APCFG/APRDEB/WIFI manually
Wi-Fi does not connect after changing MAC Incorrect address format or conflict with the router Check the format (6 pairs of hexadecimal characters). Reboot the router
The application does not see root access Incorrectly installed Magisk or SuperSU Reinstall the root manager and check the rights via Root Checker
ADB issues error Operation not permitted Android kernel limitations Try to get temporary root or use a custom kernel

If none of the methods worked, your device may have a hardware lock at level Wi-Fi chip. In this case, the only way out is to use an external USB-Wi-Fi adapter with support for changing MAC (but this requires OTG and root).

💡

On devices with Android 12+ i Samsung Knox changing the MAC address is almost impossible without deep modification firmware.

How to check that the MAC address has really changed?

After applying the changes, you need to make sure that the new MAC address is being used by the system. Here's how to do it:

Method 1: Through Android settings

  1. Go to Settings → Wi-Fi.
  2. Click on the connected network and look MAC address (or Network address).

Method 2: Through the terminal (ADB or Terminal Emulator)

ip link show wlan0

Look for the line link/ether XX:XX:XX:XX:XX:XX.

Method 3: Through a router

  1. Connect to a Wi-Fi network.
  2. Go to the router’s web interface (usually 192.168.1.1 or 192.168.0.1).
  3. Find a list of connected devices - the current one will be displayed there MAC.

If the address has not changed:

  • 🔄 Reboot the device.
  • 🔧 Check if you entered the command correctly (especially the interface name).
  • 📱 Try another application to change MAC.

Risks and consequences of changing the MAC address

Before changing the MAC address, check out the possible negative consequences:

  • 🚨 Blocking devices: some networks (for example, corporate) may ban a new MAC if it matches an already blocked one.
  • 🔌 Connection problems: not all routers work correctly with changed MAC addresses, especially if they do not comply with the IEEE standard.
  • 🛡️ Breach of warranty: on devices with a locked bootloader (for example, Samsung or LG) Getting root to change MAC will void the warranty.
  • 📡 Loss functionality: Some functions such as Wi-Fi Direct or Google Castmay stop working.

Also keep in mind that:

  • 🔍 Changing the MAC does not make you completely anonymous. Your traffic can still be tracked by other parameters (IP, IMEI, Google accounts).
  • 📵 Some applications (for example, banking) can recognize a changed MAC as a sign of an unsafe device and block access.
⚠️ Attention: On devices with Android Enterprise or corporate policies, changing the MAC address may lead to automatic blocking of the device by the network administrator.

FAQ: Frequently asked questions about changing the MAC address on Android

Is it possible to change the MAC address without root on modern devices?

Starting from Android 10, most manufacturers block this feature. The only working way without root is to use MAC Randomization (random generation when connecting to a new network), but this does not give a fixed address. On some devices (for example, Xiaomi on MIUI 12), the option can be saved in the settings, but it often works unstable.

Why does Wi-Fi not work after changing the MAC address?

This can happen for several reasons:

  • Incorrect MAC address format (there should be 6 pairs of hexadecimal characters separated by a colon).
  • Conflict with the router (some models block “non-standard” MAC addresses).
  • The Wi-Fi driver fails after changing (rebooting or resetting the network settings helps).

Try to return the original MAC and check if the connection is restored.

Is it possible to change the MAC address for mobile data (4G/5G)?

No, The MAC address only applies to local network interfaces (Wi-Fi, Ethernet, Bluetooth). For mobile data it is used IMEI (to identify the device on the operator's network) and IP address (to route traffic). Changing the IMEI is illegal in most countries and can lead to blocking the device on the operator's network.

How to reset the MAC address back to the original?

Ways to return the original MAC:

  • Reboot the device (if changes have been made temporary).
  • Restore the backup through the MAC changer application (if it supports this function).
  • Reset the network settings in Settings → System → Reset → Reset Wi-Fi settings.
  • Delete files manual configuration (root required): /data/nvram/APCFG/APRDEB/WIFI.
Will a changed MAC address work in games that are blocked by MAC?

In most cases, yes, but there are nuances:

  • Some games (for example, PUBG Mobile or Free Fire) are blocked not only by MAC, but also by IMEI, Google Advertising ID or IP address.
  • Changing the MAC can help bypass simple bans, but for complex protection systems (for example, BattlEye or Easy Anti-Cheat) this will not be enough.
  • Frequently changing the MAC can lead to additional suspicions on the part of anti-cheat systems.

To bypass game blocks, an integrated approach is usually required (VPN + MAC change + Google ID reset).