Original picture
final effect
1. Open the image in Photoshop, make a copy of the layer on the Layers panel, and change the mode of the copy layer to "Brightness" (Figure 2).
<Figure 3>
3. Then select the “Mode—LAB Color” command under the “Image” menu (Figure 4), and select the “Flat” layer in the pop-up window to confirm.
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<Figure 4>
4. Now return to the layer panel. The two layers just now were "joined" into one layer. We select this layer to make a copy. In the "Channel" panel, we see that "Brightness" is added to the layer channel. "channel, select this channel, and then use the "Sharpen-USM Sharpen" command in the "Filter" menu to set the sharpening parameters to sharpen this channel (Figure 5).
<Figure 5>
6. Now return to the layers panel and change the mode of the copy layer to "Soft Light". See how the image at this time is not only clearer, but also more colorful (Figure 6).
<Figure 6>