Re: The game not sold separately

@BazsiB004 Can you try some of the follow steps if you are still running into issues?

Persistent Storage 

1. Go to settings > Select Device & Connections > Then Blue-Ray 
2. Select Persistent Storage > Clear Persistent Storage 

Alternate Mac: 

1. Go to settings > Select General  > Then Network settings 
2. Go to advanced settings > Alternate Mac address > Select clear 
3. Select restart 

Check console for updates 

1. Make sure you're connected to the internet, then press the Xbox button top open the guide 
2. Select Profile & System > Settings > System > Updates & Downloads 
3. Under Updates: 

- 'Console update available': Select this to start the update 

- 'No console update available': This means your console is up to date.