Use noise reduction in photo editing software
Increase luminance noise reduction
Increase color noise reduction
Reduce sharpening
Apply selective noise reduction to shadows
Use AI denoise tools
Lower texture and clarity slightly
Adjust exposure carefully
Reduce shadow recovery
Add slight blur to noisy areas
Mask noise reduction to the background
Preserve detail on the subject
Export at high quality
Shoot at a lower ISO
Use more light
Use a wider aperture
Use a slower shutter speed with a tripod
Shoot in RAW
Avoid heavy cropping
Clean the camera lens
Use a larger sensor camera
Use proper exposure in-camera
Avoid excessive editing
Use stacking for multiple images
Resize the photo slightly smaller