[header] How to prepare for a video interview at home [title] Try out your webcam and your video call software in advance. [step] Practice calling a patient friend if you've never used the software before. For the webcam, let it run in a window while you adjust settings and surroundings and get used to speaking to the camera. 
[substeps] Get the height and distance right (see photo). Arrange it so your head and shoulders are in the frame, and so the camera isn't much above or below you.