The computer can not connect to the network, may be the following problems:
First, determine whether the computer has a \"wired network card\" and \"wireless network card\
Second, check whether the network cable and router at home are connected.
Third, under the \"wired\" connection, see if the crystal head connected to the computer is damaged.
Fourth, check the firewall of the computer, whether the application is restricted from connecting to the network.
Summary: When the computer is not connected to the network, the most important thing is to check whether there is a network card driver. Because it is an important tool for computers to connect to the network, computers cannot connect to the network without network card drivers.
① First of all, the wireless router of the computer should be connected to the cat. ② Then open the computer to access the wireless route page, enter the account and password in PPPOE. Make a dial-up connection and click Save. ③ Finally, open the web page directly on the computer to see whether you can access the Internet, if you can, use the wireless network card to connect to the wireless route.
Antivirus software blocks the browser, you can turn off the antivirus software and firewall. Try to open the web page, if not, adjust the antivirus software Settings.
Driver mismatch: Download a driver life, automatically download and install the driver according to the model.
Local connection is disabled: right-click and select Enable.
The DHCP of the route is not enabled. Check the route, see if DHCP is enabled.
The problem of the wireless router, the problem of the power supply module: the common fault is the filter capacitor bulge in the rectifier circuit in the router, which can be opened to see.
Drive wizard universal drive try, or under 360 antivirus, which has lps repair.