why cant i connect to xbox live?

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so for some reason every time i start up my xbox and get in to my account a message pops up saying that i have been disconnected from xbox live and then after that something else will come up telling me to test my connection so i click yes and ever time i click yes it logs out of my xbox live account to test the internet after it does the test it reconnects to the internet and the second i log back in my account the same thing happens all over again i dont know what to do please help

also when i log into my account and go to the setting in wont let me get into my privacy of my account settings