Solve the problem of not being able to access the network after reinstalling the system

After reinstalling the computer, what can't be done on the computer?

I don't know if you have ever encountered such a situation. Many computer users have encountered a similar situation, that is, reinstalling their own computer. After a system, I found that I could not access the Internet. This is hard to break the computer users, what is the cause? How to solve it? Let's take a look at the relevant personnel's summary of this problem:

1. First of all, make sure you successfully install the network card. The new system is to re-establish a connection to the Internet, follow the prompts to do it.

2. Look at the connection of the network cable is normal, please ignore this with wireless ~

3. In the local connection properties, after the connection notification area display icon hook, you can see small TV set. Then run cmd ipconfig\ enew. Or set TCP/IP to get it automatically, then run cmd ipconfig\ enew. dial.

4.Reconfirm whether your IP address is correct, especially the preferred DNS server. Try again if you can log in to QQ! If you can, it should be your IP problem.

5.Data Can send and receive that is your gateway settings are automatically obtained, then use ipconfig/flushdns and then use nslookup to see a website can be resolved

6. There may be a router reason: input routing IP Enter, reset the account password, connect. The connection is not available. It may be that the account password is incorrect. Unplug the route and try to connect the cat directly.

After reinstalling the system, you may not be able to access the Internet.

The first Trojan virus infection caused, malicious plug-ins and viruses have destroyed the browser components and system programs, causing the browser to not open and run normally and the following situation occurs, it is recommended to anti-virus.

Second, the browser uses a proxy server and cannot open web pages.

Third, the DNS server explained the error, please manually set it on the local connection.

Fourth, the computer has a lot of garbage, and the netizens have not done regular cleaning, which will also lead to the situation where the webpage cannot be opened.

You can use Jinshan Guardian or 360 anti-virus software to "single-key cleanup" function, clean up garbage to clean up computer junk files and viruses, save disk space, clean up traces to clear usage records, protect personal privacy, clean up registration The table periodically cleans up the registry to speed up the system.

In summary, if the computer can't access the Internet after reinstalling the system, the reason for it is nothing more than the above reasons. If you find the real reason, you may find a solution. So, the computer The first thing the user has to do is to eliminate the cause of the failure and then solve it one by one. Of course, if you can't do it, you need to help the professional.

After reinstalling, there are basically some small problems. You can't get on the net. This problem is also to find the reason first, and then the corresponding solution, the above tutorial can help you.