How Do I Do That in Photoshop?

Fix Lens Problems, Like Bulging?

To fix that lens distortion that causes things like doorways and buildings to look like they’re bulging outward toward the viewer, click on the Len Corrections icon (it’s the sixth one from the left) beneath the histogram, then click on the Profile tab, and first try turning on the Enable Lens Profile Corrections checkbox (as seen in the inset). That alone will sometimes fix the problem (make sure you see your lens make and model in the pop-up menus below the checkbox. If you don’t, choose it from those menus—usually ...