Ads every five min

So annoying that i got a new router and carrier, but rather than take on my new wifi since these are jus supposed to boost, a month later i figured out why im not getting signal and these two annoying devices are still touting my old wifi name and are inactive. I switched the network name and password to my same network i just started with and it made a second wifi name along with now having to connect every single wifi device individually. THANK YOU FOR MAKING THIS AN EASY SWITCH OF JUST PLUGGING IN THE NEW ROUTER WITH AN ETHERNET CABLE. I figured maybe it was showing the old name but was sti