Easy to Solve the Problems: 1 If you want to connect your desktop/laptop to the Wi-Fi network, you can connect the UGREEN Wi-Fi adapter to your desktop/laptop, then your PC can connect to the WiFi network. 2 Sometimes a phone or tablet wants to connect to a WiFi network but there is none around, our Wi-Fi adapter can be connected to a computer that is already connected to a wired network, with software, as a temporary Wi-Fi hotspot for you to use. 3 When your desktop PC is connected to the network cable, the desktop or floor may be cluttered, then you can connect a UGREEN Wi-Fi adapter to your desktop PC, and your PC can connect to the WiFi network, so you can no longer use the network cable and have a neat office/study environment. 4 Computer's original old network card, have a slow download speed and poor signal, you can replace it with our Wi-Fi Adapter, to improve user experience. 5 The original network card of the computer is damaged and cannot be used normally. You can purchase our Wi-Fi Adapter to reduce the time and cost of replacing the original network card. Twoworkingmodes: 1. Receive WiFI Stationmode :ConnectyourcomputertoWiFi; 2. Launch WiFi SoftAP :CreateaWiFihotspotforsharing. Compatiblewith PC,desktop,laptop.