Create an area of interest (AOI)
The AOI is a cropped area of the display in the output format. Use AOI to remove unseen or useless display areas and operate exclusively on the output area actually displayed.
The AOI can be set with Overscan size or Custom size.
Preconfig > Canvas⚓
Select a Screen.
Select an output.
In AOI, click Overscan and set the overscan.
Or
Click Custom and set the size and position of the AOI.
Tip :
Use arrows for fine adjustment.