Using an Ethernet cable, connect the range extender to the computer. This will
allow you to access its web-based setup page once you have the range extender connected to your computer open a web browser and type in 192.168.1.1 hit enter and when prompted for a username and password Leave the User name blank and enter "admin" in the Password field.
Then Click on Wireless > Basic Wireless Settings
On the Configuration View section, click on the Manual radio
button then enter your router's wireless network name (SSID) on the field
Under the Wireless Security section, select
the security mode that your router is using
After choosing the security mode, enter the
passphrase or wireless network password that your router is using on
the fields provided
Your range extender should now be synchronized with your router
Remember, if for any reason you’re unsatisfied, we can continue our conversation until you’ve received the information you’re looking for. If I haven’t answered your question, please let me know and I’ll be happy to answer any other follow-up questions you might have.