Here are the steps to insert a screen recording in PowerPoint:

t
1. Open PowerPoint and the desired presentation.
t
2. Click ‘Insert’ and select 'Screen Recording’ from the drop-down menu.
t
3. Choose the area you wish to record.
t
4. After recording, click ‘Done’ to add the recording to the presentation.
t
5. To review the recording, play it.
t
6. Save the presentation.