My macbook pro(late 2013) consistently fails to connect to the wifi on it's first attempt and never connects in under 20seconds. It was a similar story on my pr

My macbook pro(late 2013) consistently fails to connect to the wifi on it's first attempt and never connects in under 20seconds. It was a similar story on my previous macbook air as well. Note this is consistent with different laptops, different networks and different versions of the OS.