The more you use your app cache builds and can slow the apps response
weekly - always do a router restart then turn stick off and on at wall once your internet has come back on
home button on remote - setting - apps = manage installed apps - find your app on the list
clear cache force stop then launch.
AS ABOVE BUT ALSO CLEAR DATA AND CONFIRM
(U WILL NEED TO RE ENTER YOUR LOGIN AFTER CLEARING
DATA AND LAUNCHING APP
SO IMPORTANT YOU KEEP THESE SAFE