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Sony VGN-NR475N Wifi
You are better off buying a new USB adapter and just plug it in, than it is to replace any type of OEM adapter you might have. The WiFi in your laptop, if so equipped, uses an adapter to send and receive signals to and from your router and modem. Searching for a new adapter is simple because all you need to know is the current operating system on your Sony VGN-NR475N. Most USB wireless adapters are plug-n-play, in that you just plug it in the USB port and the system will install the drivers automatically.
Indications to watch for in a bad onboard WiFi
- The wireless adapter in your Sony laptop is unable to find a signal from your router
- The WiFi adapter driver gives errors when installing
- Your wireless internet connection goes out randomly every day
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