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Sony VGN-CS190N Wifi
Most new Wifi adapters are plug-n-play, which just means that you only need to put the adapter into an available USB port and the OS will handle everything from there. It will be easier to buy a new USB adapter and install it, than it is to replace any type of OEM adapter you might have. The WiFi in your laptop, if so equipped, uses a piece of hardware to communicate with your router and modem. Buying a wireless adapter is quite easy due to the fact that all you need to know beforehand is the operating system that is installed on your laptop.
Red flags your internal WiFi needs replacing
- The WiFi adapter in your Sony laptop does not connect at all
- The wireless adapter driver suddenly shows as uninstalled
- Your wireless internet connection has trouble connecting all the time
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