Win7 reinstall the system after the Internet can not do how to do

we download in win7 64-bit flagship version, after reinstalling the system, some users will not be able to access the Internet, that is, we will find similar local connection error or no IP address, etc. Question, according to these situations, we need to find some solutions, such as we have to find a timely response to the failure to access the Internet.
The specific response is as follows:
1, first need to check whether the modem connected to the computer is normal, if there is a problem, then reconnect according to the requirements.
2, then check if the connection line is faulty, if there is a problem, replace the network cable or other lines for testing.
3, then check the router settings to see if there are any problems with the settings, if there is something wrong, you need to re-connect, and then restart the router.
4, but it may be that the use of long time is unable to access the Internet, this time you can let the computer to take a simple rest, so that you can work better.
5, if you can not access the Internet due to browser settings, it is generally necessary to reinstall and set the browser.
In fact, the problem encountered after Win7 pure 32-bit re-system is not very difficult to solve, but we need to be very patient to set up, so we need to find a better solution and need to slowly share each other. And communication.