How to solve the problem, the computer can t connect to the Internet 10

What to do if the computer can't connect to the Internet, teach you to solve it quickly.

The above picture is very clear, that is, the wireless network card driver is incorrect, just reinstall the correct wireless network card driver.

First, make sure your router is set up correctly.

1. The problem of setting the IP address of the computer.

1) When connecting to the router to surf the Internet, you need to set the IP address on the computer to be automatically obtained (dynamic IP).

Dynamic IP address configuration of the computer.

2) If the administrator of your network requires a fixed IP address to access the Internet, please fill in the correct IP address, subnet mask, gateway and DNS server address in the local connection.

2. Check whether the network is normal.

1. First of all, open PC Manager and select the toolbox in the lower right corner.

2. Select the network repair tool.

3. Click Fix Now.

If it is broadband Internet access, you can get the broadband number.

There should be 2 network settings for the control panel, one for network settings and one for local settings. They can all be deleted, and after they are deleted, they can't go online. If you want to make it out, just click on the left side of the window to create a new connection, and you can make it out.

Another way is to right-click on the local attribute and then change the IP protocol to change the IP, change it casually, and then change it back when you want to. This one is relatively easy. But remember your original IP.

What to do if the computer can't connect to the Internet, teach you to solve it quickly.

360 has a complete set of functions, you click in, there is a repair network [lsp] inside, you click on him. He will come up with an LSP repair tool, and the one at the bottom left will be restored to the last state, and you just need to click OK.

Then you have to see how your computer is connected to the network, method 1: optical modem direct connection.

Way 2: Connect via router.

Method 3: Connect via a switch.

Each connection has its own problems and solutions.

You try this DNS:. Multi-carrier support, multi-region testing speed! Hope it works for you!

Look at your statement to analyze, and it may be a line problem. It has nothing to do with your computer. It is recommended that you call your broadband provider.

I have also encountered such a situation, and then call ** to Telecom (my broadband is Telecom), they will send maintenance personnel to help you test the network speed, if it is not normal, they will help you find the cause and get it done in time.

Network Connectivity Problems Most of these problems are caused by third-party hardware Router problems.

It's really hard to solve these problems by yourself, you can find some detection software to detect, it's the best to see if something is wrong, use 360 security housekeeper.

Don't rush, take your time.

It is necessary to distinguish whether it is a problem with the external network or the internal network. You can use another computer to plug in your network cable to try the network speed, if you can, it's a computer problem, if not, it's an external network problem.

If it is a desktop, you can change the network card and try it.

If it's a notebook... I don't know yet. You can try it first.

If you can't analyze the cause, it's best to reinstall the system or have a backup to restore it.

First, you clean up the dust inside your case. See if there's a lot of dust in there.

Eraser a place where you unplug your graphics card and put the gold finger. (By the way, how much RAM does your computer have?) ）

It is also possible that your computer has been used for a long time, which has caused the aging of the motherboard inside.

This situation is generally poisoning, are there any other abnormal conditions?

You see if there is a knife network, and ask the service provider alive.

Did you reboot your router?

There is a problem with the hardware, mainly the network card.

What to do if the computer can't connect to the Internet, teach you to solve it quickly.