How to Change Channel for Wireless Optimization for Zoom ADSL Modem Model 5790

Open a web browser (Internet Explorer, Chrome, Firefox, Safari etc.)
In the address bar of web browser type 192.168.1.1 and press Enter
When prompted for Username type admin
When prompted for Password type zoomadsl
Click the Login button. Now you should have successfully logged into Zoom ADSL Configuration Manager for the modem
From the left side menu, click on Wireless
On the Wireless - Basic page locate Channel and change to something other than what is currently showing in drop-down. The best channels are 1, 6 and 11. Results will vary depending on the interference in the area. (You may also try different channels as well to test results.)
Click Save/Apply to allow changes to take effect