Wifi Keeps Going Out

So, I just recently switched to Xfinity because I moved into their service area. All was well and good for about a month until for the past week my wifi has been going out at least once a day. If I try to get help, they (a robot) tells me to reset it. Resetting it helps but it doesn’t help it not go back out again. It’s super frustrating because it takes so many hoops just to talk to a human