1.Please make sure that the SSID and Security Key you enter are correct and are exactly the same.
2.Please make sure that WLAN channel of your router is set between 1 and 11.*
In addition, Transcend Wi-Fi SD does not support captive portal hotspots (which will redirect to a login screen for authentication and payment).
*Transcend Wi-Fi SD card can only support WLAN channel 1~11. For instructions of changing the WLAN channel, please see your wireless router's user manual.