Making rounded corners is very easy, yet Photoshop users might find it baffling. I didn’t recall so I had to do some searching a while back! I think it is because I don’t use it often. Book mark this page and you will always have step-by-step for that time you do need it!
I am going to show you exactly how to make rounded corners in PhotoShop CS. This is the easiest way I know of:
Step 1: Open an image with PhotoShop CS.
Step 2: Choose Rounded Rectangle Tool or press U and draw a rectangle.
Step 3: Press command-U on the layer’s picture to choose the rectangle.
Step 4: Now press command+J on the original layer’s photo.
Step 5: Now you are done, delete the excess layer