Why does win7 system not have wireless function after installation?

　Why is there no wireless function after the win7 system is installed? After installing a new win7 system, some users found that they could not connect to the wireless network after the computer system was turned on, and the Bluetooth function was also unavailable. This situation is because your computer is missing a driver. We only need to install the corresponding driver to solve the problem.

Solutions to the lack of wireless function after win7 system installation

1. First, we right-click the computer and open management.

　2. Click Device Manager, check whether there is an exclamation mark on the network controller, and check the number of devices under the network adapter.

　3. If there is no exclamation mark, but there is only one device under the network adapter. The following operations can be performed.

4. Restart the computer, use the hotkey to enter the bios settings, and change the wireless network to Enabled in the configuration.

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