How to make this outside?

[Anxaiz]

How do i make this half note out side of the 8th notes?

[Christian_R]

Hi @Anxaiz, select the bar (or just select the half note stem and Command(Control) click on the upper voice beam to select both). Then right click and choose Voices>Swap Voice Order:

@Anxaiz
As an explanation: the mentioned command will assign the appropriate Voice column index to the 2 voices:

[Anxaiz]

Thank you