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Sony VGN-AR690U Wifi
The WiFi in your laptop, if so equipped, makes use of a wireless adapter to send and receive signals to and from your router and modem. Most USB wireless adapters are simply plug and play, which means you simply plug it into a USB port and the system will install the drivers automatically. 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. Finding a WiFi adapter is easy because all you need to know is what OS you are running on your Sony laptop.
General warnings of a declining wireless internet adapter
- The laptop wireless driver cannot be installed
- Your wireless internet connection has trouble connecting over and over again
- The wireless adapter in your Sony laptop is unable to connect to the internet
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