Windows 10 Different colored tiles in Start Menu

[FireMarshalBill69]

Windows 10 Pro.
Does anyone know what the significance of the highlighted items might mean? Googling this turned up empty. Mighty thankful for your help.

 

[Neemobeer]

Looks like you have classic shell, you'd want to consult their documentation since it's not the native Windows menu.

 

[FireMarshalBill69]

Aaah, so it must be. Completely slipped my mind. Okay. I will do that. Thanks.