Sony UWP-D27 2-Person Camera-Mount Wireless Omni Lavalier Microphone System (UC90: 941 to 960 MHz) - Manual (Page 496)

Help Guide
Interchangeable Lens Digital Camera
ILCE-7C α7C
Wind Noise Reduct.
Sets whether or not to reduce wind noise by cutting the low-range sound of the input audio from the built-in microphone.
Menu item details
On:
Reduces wind noise.
Off:
Does not reduce wind noise.
Note
Setting this item to [On] where wind is not blowing sufficiently hard may cause normal sound to be recorded with too low volume.
When an external microphone (sold separately) is used, [Wind Noise Reduct.] does not function.
5-021-699-11(1) Copyright 2020 Sony Corporation
MENU → (Camera Settings2) → [Wind Noise Reduct.] → desired setting. 1
496