## **How to Adjust Screen and Display Margins on SMARTY Trend Android Head Unit**

### Symptoms:

When installing a head unit into a dashboard frame, the display image may not fit properly or could be partially blocked by the plastic trim, requiring manual adjustment of the active screen area.

### Solution:

To adjust the display boundaries, go to **Settings → Factory (enter service code 3368) → Display margin settings**, configure the top, left, right, and bottom margins as needed, and confirm the system restart prompt.

<https://www.youtube.com/watch?v=zcGa7lY5tk0>

### Keywords:

UIS 7870 display margin settings, adjust Android head unit screen size, factory settings 3368, dashboard frame adjustment, SMARTY Trend guide.