There are a number of possible reasons.
* It might not be installed properly. * It might be disabled in your BIOS. * It might be disabled by a switch or button on your computer.
Absolutely, all you need to do is go into windows control panel -> system ->device manager. Then find the wireless device that is installed in your system (under network usually) and select the wireless device and right click. Choose disable. This will disable the wireless access chip in your computer.
Nowadays most of computers come with wireless adapters but it is an extra option and you need to pay for it. You always can check presence of wireless adapter by going to Device Manager->Network adapters.
It's wireless network booster or extender. It costs almost as much as a wireless router.
Yes, the wireless network adapter allows you to connect wireless with any device supporting it. Laptop come with network card and for old PC you have to buy it.
A wireless router.
a wireless router
Device Manager
Check your owners guide or documentation if you have it. If your laptop has a wireless card installed, you'll see it in a card slot. If it has one built in, there will usually be a light somewhere on the laptop that indicates whether it is turned on or off, look for one of those. You can also usually tell from the operating system, if there is a wireless device. In Windows, you can go to the device manager (Right click My computer, select properties, click the hardware tab, click "device manager"). In the device manager, look under the Network Adapters portion of the tree, it will be in there.
How do multiple access points identify themselves as part of the same network
A WHR-G54S Buffalo device is a wireless router. Wireless routers are used by many people in home to establish a wireless network connection to the internet.
bridge
It is a network adapter whether it is wireless or wired type.