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Sony PCG-F690 Wifi
WiFi, or wireless internet, uses a piece of hardware in order to connect to your home network. Buying a wireless adapter is quite easy due to the fact that all you need to know beforehand is what OS you are running on your Sony laptop. You are better off buying a new wireless USB adapter and just plug it in, than to replace any built-in adapter your laptop may have. Most USB wireless adapters are plug-n-play, which just means that you only need to put the adapter into an available USB port and the operating system will take care of the rest.
Important clues of a faulty wireless card
- The WiFi adapter in your Sony laptop cannot see the SSID coming from your router
- The laptop wireless driver gives errors when installing
- The WiFi has trouble connecting every day
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