How do you adjust scanned id picture to a resolution of 300 pixels per inch?

Answer:
Go to Image > Image Size and change Resolution to 300. Probably You will want to turn Resample Image off (uncheck this field if it is checked).
Contributor: Savke
First answer by Savke. Last edit by Savke. Contributor trust: 28 [recommend contributor recommended]. Question popularity: 2 [recommend question].