How To Set Up A Scratch Disk

1)To set up a scratch disk you first need to click and open up final cut pro.

2)When you have opened up final cut pro select (Final Cut Pro) on the top left corner of the screen to select System Settings on the drop down menu.

3)Select the scratch disk on the bar that will appear and make sure that you can select the four boxes that goes across, after you have done that you then select the HDD hard disk drive to choose a file that you want to set.

4)Finally make sure that you have set the:
Waveform Cache

Thumbnail Cache

Autosave Vault
The same way as you set the file that you have just chosen, and you have finally set the scratch disk on Final Cut Pro.