Summary of how to record a voice-over in DaVinci Resolve:
Add Track then Mono
Audio 2. For easy reference, double click the track and rename to something like Voice-over.No Input. In the window that appears, select your microphone and choose Patch. Close the input window.R (Arm for Record) on the track to select it for recording.Tip:
To not hear your own voice when recording, click the M (mute) on the voice-over track