Here's a tutorial on how to get custom apps running on your Xbox console via Dev Mode!
You will need:
An Xbox One/Series Console
A Windows 10 or above PC
A USB drive for storing games

Links:
Dev Account https://developer.microsoft.com/store...
Xbox Dev Store https://xboxdevstore.github.io/
Xbox Emulation Hub Discord   / discord  

Music used:
Chapter Start Bayonetta 3
Dream Dreams Located Link Mix (Instrumental) NiGHTS Into Dreams
Fishing Vibes Sonic Frontiers