Press and hold Command and R keys until you see the startup screen. Firmware Password Utility On Macs with Apple T2 Security Chip, the startup security utility offers features to protect against unauthorized access: password protection, secure startup, and installation of allowed boot media.Here’s how to start your Intel-based Mac in recovery mode : Click the apple logo at the top left corner of your screen and then find and click Restart.

Your MAC address will be listed next to a field labeled Physical address (MAC).Using Terminal in the Recovery mode lets you run various commands to troubleshoot the existing issues on your Mac.

On the Status page, choose View your network properties at the bottom of the Change your network settings menu.

Select Network and Internet from the Windows settings menu.

On Windows 10, select Start (Microsoft icon) and then choose Settings (gear icon) from the left-hand menu.

Alternatively, when running ipconfig /all, the MAC address you are looking for is located under Ethernet adapter Ethernet: Physical Address. If Ethernet is the only connection to your computer at the time you run getmac, then the physical address whose Transport Name isn't media disconnected is the MAC address you are looking for. In the command prompt window, you can type either getmac or ipconfig /all.Open command prompt either by searching for it using the search bar in your menu or by doing the following key combination, typing cmd, and hitting enter: Windows Key + R.Select Hardware from the centered menu of the page. Your MAC address will be listed next to a field labeled with the same name.Select the Advanced button corresponding to the Built-in Ethernet or Network Adapter (depending on how you access the network).Select Network from the System Preferences panel.Select System Preferences from the Apple menu located on the top left-hand corner.If your Linux OS does not have the ifconfig command, you may also use the ip addr command.The MAC address will be listed next to HWaddr. Open a terminal and use the ifconfig command.Instructions to properly identify the MAC address for each corresponding Operating System is listed below: Letters must also be capitalized on the form. Please always include the colons ( :'s) between the numbers. On Windows it will sometimes be represented with dashes between the numbers. The physical (MAC) address is an 8 byte number such as 08:00:20:9A:38:34. For that reason, the MAC address of a machine is required so that it can be properly configured for the engineering network. The MAC address is used to assign the TCP/IP address by means of DHCP (Dynamic Host Configuration Protcol). This is the actual hardware address that the lowest level of the network uses to communicate. Every network interface has a MAC address (Media Access Controller) also known as the physical address.

Ip config on mac