Network connection lost

I have tried mw3 and rainbow six as well as streamed a video and all worked seamlessly. The only thing not working is cod ghost

Hello I recommend installing one at a time I always do that due to it will switch from time to time if one drops to zero and stops it will start another.

yes but i am meaning when all of them are paused cause u click on all pause button... one always trys to install and its not the one u want then when u click on the one u want to install it doesn't and when u click on the one that u dont want to install
like put it bk to pause it unpauses itself again so its hard to even install u want the one to install first that u want.... @w@

well i dont get it cause when u make everything paused they should all stay paused instead one always trys to install go bk to que basicly and u didn't put that one into gue but yet the one u rlly want to install u put into que in the end all the ones
u put pause on... they all automaticly reput themselfs bk to qued.... it is soo annoying i do feel bad for my moms xbox.... and the signing out issue i had earlyer stoped... on its own i guess @w@

Many thanks for everyone's replies, I have tried the suggested Settings reset etc but nothing has changed

I can get into Xbox live but as soon as I try Call of Duty Ghost I get the "network connection lost" error message

same as Bryan Hawes. I have phoned Microsoft today as wondered if the problem is my Xbox live

membership auto renewal 2 days ago, they said they would phone me back, still waiting.

Maybe the problem is with the Call of Duty Ghost game itself ?

I am having same issue and have tried all solutions with callof duty ghost. I tried rainbow six and it worked fine