my actual internet works, but my extender doesnt, its fully on and it works and i made sure its connected, it worked perfectly for a year but now out of the blue it stopped extending network the whole day, i tried changing its location and i tried reseting it too, its still not giving out connection. again, my actual/main internet works and gives internet perfectly, but my extender doesnt extend network even if its connected. i need help real quick pls lmk what i can do 

when i log into my device it also say's internets connection not avaliable.

its not working on my tv, laptop, mobile phones.