Chromatic aberration is a common issue in Photoshop, and there are a few ways to deal with it. The first way is to use the chromatic aberration filter. This filter can be found in the Filter menu, and it can be used to correct for any chromatic aberration issues. The second way to deal with chromatic aberration is to use the Levels tool. This tool can be used to adjust the levels of each color channel, and this will help to fix any issues with chromatic aberration.