How to remove background noise after recording?

1, open Adobe AuditCS6 on the computer and enter the main interface.

2. Open the recording file to be edited, as shown in the figure, where there are small fluctuations, noises and noises.

3. In the state of stopping playing, use the mouse to select the noise part, as shown in the figure, the white part is the noise part.

4, and then open the menu effect-noise reduction N-capture noise samples, as shown in the figure.

5. A warning box pops up, and click OK.

6. Then select the entire audio file and drag it on the wavy line with the mouse. As shown in the figure.

7. Then open the menu effect-Noise reduction (N processing)-Noise reduction (N processing) ... as shown in the figure.

8. Click the pop-up box, and then click Apply. Just export the audio after processing.