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How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

In this article, you will find some solutions that will help you fix Wi-Fi issue on the MacBook. We use MacBook as one of mobile productivity devices. Sometimes, in a new place, we have to connect our MacBook to a local Wi-Fi, so that we can access the Internet.

See also: How to fix Mac error code 36

There’s a time when Wi-Fi is already connected , but we still cannot access the Internet while our friends are doing it normally with their MacBook. In such a case, check your MacBook’s Wi-Fi icon first on a menu bar.

How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

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If you see the exclamation mark ( ! ) on Wi-Fi icon in the menu bar as you can see on the picture above, it says that there’s a network issue. Click the Wi-Fi icon, and you will probably see this.

How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

Source: technobezz

How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

No Internet Connection issue can be caused by many things, and one of those is self-assigned IP issue. We are going to troubleshoot and fix the self-assigned IP on MacBook.

I’m going to share one solution for this issue. If you are using Mac OS X 10.5 or later and facing this issue, you can try this.

The first thing: Check your Network Preferences

Click  Apple menu >  System preferences > Network

In this part you have to make sure that Location (1) is on Automatic option as you see on the picture below, then click Advanced (2).

How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

Source: technobezz

After you click Advanced (2), a new window will appear as you see in the picture below. Click TCP/IP tab and you will see this window.

How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

Source: technobezz

You have to notice two things, Configure IPv4 (1) and Router (2). If you have the main problem where Configure IPv4 has been set at Using DHCP, but the Router is not set by any IP, then try this following steps to solve that issue.

Steps for troubleshooting

  • Click Finder Icon, then in Menu Bar Click Go > Go to Folder
How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

Source: technobezz

  • After you click Go to Folder, type : /Library/Preferences/SystemConfiguration/
How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

Source: technobezz

Notice: It will reset all your network configuration. If you don’t have a problem with losing your network configuration, you can continue to the next steps.

  • Delete the files that I highlighted in the picture below. You will be asked for your admin password.
How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

Source: technobezz

  • Restart you MacBook. After you log in, try to connect to the same Wi-Fi. Check and make sure that the Router is filled by Router IP in Advanced window.
How To Fix Common Connection Wi-Fi Issue: Self-assigned IP on MacBook

Source: technobezz

 

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