Noise reduction
How to reduce unwanted recorded background noise (white noise) such as fan noise and traffic noise.
When recording sound turn off all electrical devices to avoid unwanted noise.
Place the microphone close to the sound source, to avoid the microphone to pick up other sounds but the sound you want to record (e.g. voice).
External tutorial
Noise reduction
Background NOISE REDUCTION in DaVinci Resolve 17 | Audio Effects Series: • Background NOISE REDUCTION in DaVinci Reso...