Update your Xbox system to the latest version of the system software
https://support.xbox.com/help/hardware-network/settings-updates/system-update-overview
Perform a Power Cycle of your Xbox system in order to clear the cache of the console
https://support.xbox.com/help/hardware-network/power/restart-or-power-cycle-console
Designate the Xbox console as your home Xbox
https://support.xbox.com/help/hardware-network/console/my-home-xbox
For any issues related to your system, we recommend you to check the Xbox Support site
https://support.xbox.com/en-US/
For any issue related to Curse of the Dead God, please contact our Technical Support.