Auto Enhance photos

Image -> Adjust -> Auto Enhance Photos...

This is a special automatic procedure which analyze the image and then perform necessary corrections. It basically:

In most cases this function works very well on images from scanner or from digital cameras. Images become more life-like.
You can repeat this function if necessary.

 Original Image  First time Auto Enhance  Second time Auto Enhance

Eventually after Auto Enhance you can use some of the other filters (menu Filter) for example: Filter-Noise-Auto Clean Skin and Filter-Sharpen-Unsharp Mask