How to Increase the Size of a Photo in Photoshop


Before Changes


After Changes

This tutorial is to help you learn how to blow-up or enlarge a picture.  You might wish to do this to make a bigger print or for numerous other reasons.  Photoshop does a pretty good job but you will still lose a bit of sharpness depending on how much larger you make the photo.  Ok, once you have your photo open in photoshop:

1. Click on the Image Menu and then click on Image Size,
(Image>Image Size)


2. In the Image Size dialogue box make sure the Constrain Proportions Option is checked.


3. Then simply adjust the photo size with by the width or the height by entering a larger number.  After you enter a new size press OK.  (You can also adjust the size by adjusting the pixels or the resolution but the easiest way is by the inches).


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  1. Peter says:

    Or you could simple press Ctrl + T (for free transform) and then whilst holding the Shift button, drag the bottom right hand corner out until you reach the desired size.

  2. Nonoy says:

    This is what I was looking for. I didn’t know there is an image size from the Image drop down menu.Thanks a lot.

  3. asif says:

    i like your teaching, I’m just trying and get best result
    thanks a lot.

  4. Tammy says:

    Thank you for the information. The problem I have is when I upload an image that has been enlarged it is still cutting off a portion of my picture. Can you tell me how to remedy this. Thank you.

  5. I need to change the size of a photo that’s not the original to 1000KB so that I’m able to reproduce it onto canvas. How many pixels would I need to change that to in order for it to be 1000KB

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