What to do if the local connection disappears and the Device Manager is not displayed?

This is the problem of the intranet IP of your wireless router, you plug the inlet port of the wireless router into the port outside WLAN, the computer still uses wireless Internet access, IP is automatically assigned, and each computer dials independently, I think it should be able to solve this problem, but in this way your wireless router becomes a switch.

Reinstall the motherboard driver or network card driver to try it out.

Excuse me, what should I do if the Device Manager doesn't show up after I connect?

If the device manager is not displayed, you can try the following methods: 1. Check whether there is a problem with the device, such as confirming whether the device is connected normally, whether the power supply is powered, and whether the circuit board is faulty. 2. Check whether there is any problem with the system, such as checking whether the system is installed normally, whether the system settings are correct, and whether the service is running normally.

3. Reinstall the device driver to make sure that the device driver is installed correctly and is the latest version. 4. Check the device manager settings to make sure the device manager settings are correct and that the device manager is the latest version. 5. Restart the computer and restart the computer to make sure the device manager can run normally.

6. Run the system check tool, check whether the computer hardware is faulty by running the system check tool, and repair it if there is a fault.

Summary. There are four reasons why you don't have a network adapter in Device Manager

1. The NIC driver is not installed.

There is no network in Device Manager.

There is no network adapter in the computer device manager, and there are generally four reasons: 1. The network card driver is not installed.

Solution: Reinstall the NIC driver. 1. Right-click [Start] and select [Device Manager].

2. Find [Network Adapter], right-click the current network card, you can select [Update Driver], or [Disable Device] and then [Enable Device].

You can also select Properties

3. Select [Properties], then click the [Driver] tab and select [Update Driver Program].

It's very simple,You delete the original startup,It's good to update it from the new driver wizard,Use win7 system to get some bad often have problems,There are some that don't have a camera to see,Some desktops are not normal。 There are a lot of problems.

The network card driver is missing, and the right-click yellow exclamation mark prompts to update the driver ok Follow the rhythm Come on.

Right-click on the center of the network, and you can see all the network IDs in the dot properties.

Copy a file from another computer to replace the original file on your computer. If you can't do it, you can only reinstall the system!