Bad signal

Rain can you please advise why the WiFi is not working there is no signal at all I have done trouble shooting the entire day yet there is no signal I am starting to get annoyed and angry with this WiFi now I never have signal when it comes to the evening side only during the day it would be fine fix it !!!!!!!!!! Or better yet is there no pole you can put up so that the WiFi can be stronger cause it's not working I am moving it around the house yet it doesn't work I hard reboot restart everything still doesn't work now we must use our normal data cause the WiFi is not working unacceptable!!!!!!!