Use a device which is connected to your wireless network. Open a browser and visit 192.168.254.254 . Once the page has loaded, click log-in and enter the following credentials:
Expand the Basic Menu and select WLAN. You can edit the SSID and WPA Pre-Shared Key. The SSID is the name of the wireless connection which normally appears on your wireless devices as a network name. Please note that the password should be at least 8 characters and it is recommended to combine letters and numbers for added security.