1. Select the subject
Click on the "Quick Selection Tool" to paint over the selected portrait.
Two, choose
Select --> Select and Mask
3. Apply hair
Choose the second item to apply to the hair strands, which is used to eliminate the variegation of the hair strands.
4. Apply hair
After applying the hair strands, check "Purify Color" on the right, and click OK.
5. Change the background color
Click the semicircle shape on the right, click Solid Color, and select the background color of the ID photo.