What should I do if my laptop has a Wi Fi available but I just can t connect to it

Determine if the wifi password is correct.

If you are not sure whether your wifi password is correct, then you can refer to what I wrote "What should I do if I forgot my wireless network password?"

Find out the correct wireless password.

Check whether the MAC address binding setting of the router is enabled.

If your router MAC address binding is set to boot and bind the specified NIC MAC address. And you just happened to set up the bindings as well. Then either unbind or add the new MAC address to the binding.

Check if there is a problem with the router service settings.

Many routers turn off some services when they are reset, and check whether the relevant services are turned off. Then turn it on. For example, if DHCP is not enabled, the system cannot automatically obtain an IP address if you use automatic IP assignment.

Get IP address is set to automatic.

When the router turns on the DHCP service, we set the IP acquisition to automatic in the wireless network properties, so that it is not easy to fail to connect.

Check whether the NIC driver is enabled and up to date.

Laptop, there is a network connection switch whether to turn on or not.

If you check the above aspects, you still can't solve the problem. Back up your data and take your computer to a repair station.

Update the network card driver and try it.

Why can't the laptop stare computer connect to the wifi at home, and what's going on? Many people said they didn't know, it was fine before, why can't it be connected now? Let me briefly analyze the reasons for you!

Why can't the laptop connect to the wifi at home?

Analysis 1: There are several possible reasons for this phenomenon:

1. The wireless switch of the laptop is not opened, and the wireless network card of the notebook is turned off or disabled, and the wireless network cannot be connected;

3. The wireless network is set up with IP address filtering, and the IP address of the laptop is not included in the IP list that is allowed to access, and the laptop cannot access the wireless network;

4. The wifi password has been modified, and the wifi information saved by the laptop has not been updated in time, and the wifi cannot be connected.

Analysis 2:1Router issues.

The easiest way to solve the problem is to plug the router power interface and let the router restart, which can solve the problem by 70%.

Because the router is running 24 hours a day, it's time to take a good rest.

2.Multiple devices are connected at the same time.

Nowadays, many electronic products in the home or work are connected to the router at the same time, exceeding the router connection limit (there are up to 5 units), which causes even if the router is connected, there is an IP conflict and cannot access the Internet, or it is impossible to connect to WiFi. Or all wifi out of a xx

4.The wireless network card is faulty.

Some mobile phone wireless network cards have been eliminated or seriously aged, which will cause poor wifi signal reception. There will also be cases where you can't connect to the wifi.

5.First of all, I want to determine the wifi**, I am a home wireless router with one type and two laptops.

Open Start-Connect-Wi-Fi on your laptop, click "Support" in the Wi-Fi status interface and find your IP address, etc.

6.Settings-Wireless and Network-WiFi Settings-Left Button on the Next Three Pieces (I don't know what the name is)-Advanced can see the IP settings,Just enter the notebook according to the prompts,Note:The last set of numbers of the IP address cannot be the same as the desktop and the notebook。

In this way, the problem is solved.