# Scratch stuck at SDI startup screen

After connecting to SDI plugin in Scratch the image doesn't update - it's stuck on the startup SDI screen.

![The signal from Scratch is stuck at this](https://565437294-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MFqn5MuayPgQPMZ9pwf%2F-MUhW3_-vbAvA4pt8nXD%2F-MUhWUIZ0jnR9cKbznJV%2Fimage.png?alt=media\&token=3c1dacaa-1f71-4a19-94b7-887e37831623)

### Resolution

Make sure Enable Output button is enabled in Settings / Monitors:

![](https://565437294-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MFqn5MuayPgQPMZ9pwf%2F-MUhW3_-vbAvA4pt8nXD%2F-MUhWu5qRDpymyhB5TTx%2Fimage.png?alt=media\&token=7adf35b9-1d87-42b6-ac3c-ad5d786e2572)