I have no opinion as to whether reinstalling Linksys Easy Link Advisor will solve the problem or not.
It does show up in your Add/ Remove program and it can be uninstalled from there. Some programs
when clicked on there will show a repair or uninstall options. I don't know if this program has the repair option. I did look a bit and found this for trouble shooting: Linksys EasyLink Advisor 3.1 User Guide
Some functions of Linksys EasyLink Advisor do not work,
or the network map is missing information.
Follow these instructions:
1. The Router is at the center of your network map.
Click the down arrow
to the right of the Routers
2. Click Change Router Password.
3. In the Password field, enter a new password.
Select Show Password if you want to view the
password as legible characters.
4. To save the new password, click Apply.
Your network cannot connect to the Internet.
Follow these instructions until your computer can connect
to the Internet:
Make sure that the Router is powered on. The Power
LED should be lit and not flashing.
If the Power LED is flashing, then power off all of
your network devices, including the modem, Router,
and computers. Then power on each device in the
1. Cable or DSL modem
Check the cable connections. The computer should
be connected to one of the ports numbered 1-4 on
the Router, and the modem must be connected to the
Internet port on the Router.
Your computer cannot connect wirelessly.
Check the following:
If your computer has built-in wireless, make sure
wireless is enabled.
If your computer has an external wireless adapter,
make sure the wireless adapter is securely connected
to the computer. You may want to remove the adapter
and then reconnect it.WEB: If your questions are not addressed
here, refer to the Linksys website,