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Lenovo ThinkPad Edge E545 Wifi
WiFi, or wireless internet, makes use of a wireless adapter to send and receive signals to and from your wireless router or modem. It is much simpler to buy a new USB adapter and install it, than to replace any built-in adapter your laptop may have. Buying a USB wireless adapter is quick and painless because the only thing you have to know is the operating system that is installed on your Lenovo ThinkPad Edge E545. Most USB wireless adapters are simply plug and 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.
Main clues the wireless card has to be replaced
- The WiFi adapter in your Lenovo laptop cannot see the SSID coming from your router
- The laptop wireless driver shows it as not installed
- Your WiFi signal drops for no reason every day
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