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One of the most common situations users Windows 10, 8 and Windows 7 — problems with Internet and a message stating that the network adapter (wifi or Ethernet) does not have a valid IP configuration when using standard tools diagnose and Troubleshooting network.
In this tutorial described step by step what to do in this situation, to correct an error related to the lack of valid IP configuration and return to normal functioning of the Internet. Can also be useful:, .
Note: before performing the procedure below, try to disable your Internet connection Wi-Fi or Ethernet, and then re-enable it. To do this, press Win+R on keyboard, type ncpa.cpl and press Enter. Just right click the problem connection and select «Disable». After it is disabled, the same way turn it on. For a wireless connection, try also to disable and re-enable your Wi-Fi router.
Re-obtaining IP settings
If properly working connection gets its IP address automatically, then this problem can be solved by simply updating from the router or ISP’s IP address. In order to do this, follow these steps.
Close the command prompt and check whether you have solved the problem.
Often this method does not help, but at the same time, it is the most simple and safe.
The first thing to try when the message appears stating that the network adapter has a valid IP configuration — reset the network settings, in particular settings of IP (and WinSock).
Note: if you have a corporate network and configure Ethernet and Internet administrator is, the following undesirable (you can reset any specific settings required to operate).
If you have Windows 10, I recommend are outlined in the system function, to meet which can be found here:.
If you have a different version of the OS (but is suitable for «tens»), then follow these steps.
To reset TCP/IP settings in Windows 8.1 and Windows 7, you can use the utility available for download on the official Microsoft website:
After the computer restarts, check back whether the performance of the Internet and, if not, does the Troubleshooting the same message as before.
The author recommends to read:
- — what to do and why this is happening?
- (for video games)
Check the IP settings of the Ethernet connection or Wi-Fi
Another option is to check the IP configuration manually and change them if necessary. After changes are listed in separate paragraphs further, check whether the problem is resolved.
If none of this has proved helpful try the options in the following section.
Additional reasons that the network adapter has a valid IP configuration
In addition to these actions, in situations with «valid IP settings» culprits may be third-party programs, in particular:
- Bonjour — if you installed some software from Apple (iTunes, iCloud, QuickTime), with a high probability in the list of installed programs you have Bonjour. The removal of this program can solve the described problem. Read more: ?
- If your computer has installed third-party antivirus or firewall, try temporarily disabling them and see if the issue disappeared. If Yes, try removing and then re-install antivirus.
- In the Windows device Manager try to uninstall your network adapter, and then in the menu select «Action» — «Update the hardware configuration». Will be reinstalling the adapter, it works sometimes.
That’s about it. I hope some of the methods suited for your situation.