Previsualise in-camera
1
You can leave the sharpening on a low or middle value: it won’t have any obvious effect on the preview image.
2
You may need to increase the contrast for low-contrast subjects or increase it for high-contrast ones.
3
Filter Effect is similar to using traditional coloured filters adjust the tonal rendition of different colours.
4
You can also add an overall tone such as sepia or blue to the image.