Denoiser
Removing video noise doesn’t need to be complicated. Just apply Denoiser, and the default settings usually do the job.

Removing video noise doesn’t need to be complicated. Just apply Denoiser, and the default settings usually do the job.
Denoiser gives you the best, fastest, and most reliable video denoising available. It runs on the GPU providing near real-time renders.
Denoiser is a set of 5 simple sliders. Usually just applying Denoiser gets the job done, but the extra controls are there in case you need to tweak.
Get faster previews and renders with multi-frame rendering that take advantage of your CPU cores. After Effects automatically adjusts resource usage.