Finding the IP address of a Mac is not difficult, you can change it on the same window. You may want to check the IP address for informational purposes or to correct errors “Another device on the network is using your computer's IP address”. Here's how to find and change the IP address on a Mac as needed.
How to find the IP address on a Mac
The easiest way to check the IP address on a Mac is through the section Network in System Preferences. Click the Apple menu in the left corner of the screen and select System Preferences to open, or use combinations Cmd + Space to search in Spotlight. Here, click on Network to open more options.
On the left side, you will see the network connections your computer has used. A green dot appears next to the current connection, click WIFI if you are using it (or Ethernet if you are using a wired network) to see more information.System Preferences> Network
With a WiFi connection, under Status, you will see a line that says Wi-Fi is connected to [Network] and has the IP address [Address]. Wired connections will display the IP address in a list of information on the same page.
Here you will see the IP address on your Mac. For most home connections, the address will be formatted 192.168.X.Y or 10.0.X.Y.
Find the IP address via Terminal
The above method is quick and reliable, but you can also find your Mac's IP address via a Terminal command if you're a computer nerd. Open Terminal by searching in Spotlight (Cmd + Space).
Next, type the following command to find the IP address on a WiFi connection:
ipconfig getifaddr en0Find the IP address via Terminal
For Ethernet connection, use the command below:
ipconfig getifaddr en1
Find it either way, if you remember the Terminal command, it will be faster than clicking the System Preferences menu.
How to change the IP address of a Mac
To change the Mac address, go back to the section Network mentioned above. On the page that shows the current connections, click the button Advanced under.
This will open a new window with more options. Select a tab TCP / IP at the top and see options regarding your computer's IP address. Edge Board Configure IPv4you will see Using DHCP.In the TCP / IP tab
DHCP, or Dynamic Host Configuration Protocol, is a feature that allows routers to dynamically assign and manage IP addresses. Therefore, when you connect a new device to your network, you don't have to manually select a free IP address for it, the router does this automatically.
To get a new IP address from the router, click the button Renew DHCP Lease. It will show the result on the computer that is issuing a new IP address and to receive it will have to resolve the duplicate IP error.
How to set up an IP address on macOS
If resetting and renewing the IP address does not work, you can set it up manually. This allows you to assign an address that will not change for your device, helping to resolve duplicate IP address issues.
You can set a static IP address right on your Mac. To do this, on the TCP / IP tab mentioned above, change Configure IPv4 Fort Using DHCP with manual address.How to set up an IP address manually
You can choose Manually if desired, but the previous option only had you specified an IP address, so there is no need to confirm any other information.
Find an unused IP address
When setting up an IP manually, you need to choose an IP address that is no longer in use on your network. If not, the IP looping problem will occur again.
There is no need to log in to the router to check which IP address is in use, you can use the ping command in the Terminal.
To check an IP address in use, you need to know the IP format for the network. You will have to find in the TCP / IP tab, the router's address is the network format. Usually it would be 192.168.0.X But you should double-check.
Now, in Terminal, type the following command to see if the address exists on your machine, replace it with the one you want to use:
ping 192.168.0.102Results after receiving the order
If the result is 64 bytes from 192.168.0.102 and other information, that is, a device whose address exists on your network and is responding to the ping command. Don't use that address for your Mac, retry the ping command with a new address until you find an available one.
When getting the response, start with Request timeoutYou have found a free address. You can enter that IP address IPv4 Address of the page Network. When done, press OK> Apply on that page, the Mac's IP address will stay the same unless you change it.
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