Windows 8 has been labeled as the most widely utilized operating system in current scenario. It is a huge Windows innovation with outstanding functionality. Now since this operating system has been developed with more touch screen processes, thus it has been considered very convenient to get utilized on laptops. Apart from laptop it can be also used in tablets and desktop computers. Though because of all such applicable features Windows 8 seems very effective but as nothing in this world is perfect and same is the case with Windows 8. Sometimes people experiences several problems while using it. One such problem is Error 651. It is a common Windows errors occurs while trying to establish Internet connection via making the usage of PPPoE connections. It is a severe error for the laptop as it prevents one from accessing the Internet.

Several reasons responsible behind the occurrence of Failed Internet Connection with Error 651 in Windows are :
  1. IP address conflict
  2. Raspppoe.sys file saved at the incorrect location.
  3. Registry errors.
  4. Problem with the ISDN device driver.

So, it would be not wrong to say that in order to access Internet efficiently on the laptop having Windows 8 installed, it is very important to fix Windows 8 Internet Connection Failed With Error 651. Now regarding fixing this issue no official solution is available but still here we have discussed some common troubleshooting methods to solve it. These method as really effective in their working skills as they have worked for many users. Basically these methods have been collected from various forums and help centres.

Solution 1 : Reconnect the Router or Other Connecting Device

This method is the most basic method should be used at first while encountering internet accessing issue. In this method Internet connecting device is reconnected. In a case if the user is using router it is advised to turn it off and wait for 5 minutes. After that turn it on and if the individual is using LAN connection, then unplug the wire and plug it back.

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Solution 2 : Reset TCP/IP on The PC

It ha been found that resetting the windows networking stack can really works in fixing the Error 651. Fortunately versions of Windows such as Windows 8/7/Vista comes with a bult-in tool which one can use for resetting. Regarding this purpose implement the below discussed instructions:

  • Launch command prompt with administrative right.

  • Copy the command mentioned below and press Enter.

netsh int ip reset.log

  • Restart the laptop or PC

Implementation of this solution increases the chances of fixing the error 651 on large scale but still if the issue persists go to solution 3, discussed below

Solution 3 : Recreating Dial Up Connection

Often the Internet connecting device get hang during the connection. At this instant of time recreating the dial up connection may fix the issue. Regarding this users need to just simply right click their Dial Up or Broad band connection and select create copy, after that delete the existing connection. This may be a bit confusing, so instead of getting confused go through the instructions discussed below:

  • Open Network & Sharing Center and then click on Change Adapter Setting

  • Right click your broadband or dial up connection and select Create Copy.

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  • A copy will be created of the existing connection.

  • Now just delete your old connection and redial the new one.

Solution 4 : Disable Auto Tuning Feature

In a case if the individual is utilizing a router then in that case this solution has been referred remarkable. One just need to execute the below discussed steps in order to disable the auto tuning feature.

  • Launch command prompt with administrative rights

  • Copy the command given below and paste it in the command prompt.

Netsh interface tcp set global autotuning=diabled

  • Then restart/reconnect the Internet connection

Solution 5 : Reinstall Network Adapter

Reinstalling the network adapter has been labeled one of the most effective troubleshooting method considering fixation of ‘Connection Failed with Error 651 problem’. In order to use this method, you need to implement the below discussed guide to reinstall the network adapter.

  • Go to start and search for devmgmt.msc.

  • To launch device manager, double click it. Then look for Network Adapters Category and click the “+” icon present to it’s left.

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  • Right click the first network adapter and select uninstall.

  • Now restart your laptop and your network adpater will get reinstalled automatically.

Solution 6 : Disable IPv6 of your Internet Connection

Disabling IPv6 has also been notified a very effective measure to fix Error 651 in Windows 8. Considering this method you need to follow tfixing Error 651 in Windows 8he guide discussed below to disable IPv6.

  • Open Control Panel and select Network & Internet.

  • Later on choose Network & Sharing Center

  • Click on your active network connection.

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  • Now select Properties and switch to Networking tab.

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  • Finally at last Untick/Uncheck Internet Protocol version 6 (TCP/IPv6) and tap on OK.

Solution 7 : Perform Clean Boot

In a case if there is any issue with Windows services then performing a clean boot may surely fix the issue. To perform a clean boot, one just need to disable all the other services. So, to perform a clean boot, follow the instructions discussed below :

  • Go to start and search for msconfig.exe

  • Now click it to launch windows configuration.

  • Under general tab click on Selective startup and select Load startup items.

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  • Switch to services tab and check Hide all Microsoft services.

  • In the next step just click on Disable all to disable all the other services.

Screenshot from 2016-04-06 16:57:18

  • Now simply restart the PC to perform a clean boot.

Hopefully the above discussed solutions will definitely help you in fixing Error 651 in Windows 8 and you will surely be able to establish Internet connection successfully in your PC. But if not then it might be your ISP’s problem. Well in that case it is strongly recommended to immediately contact your Internet Service Provider and solve the issue.

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