Its the amount of pixels per inch
Image > Image Size
Photoshop is an image editing program. Resolution is the term used for how dense an image is pertaining pixels. Photoshop can handle any range of resolution as long as the computer has enough speed and enough RAM (Random Access Memory) to handle large resolution images. Within Photoshop, resolution refers to pixels per a measure of length. In the US, it is usually measure as pixels/inch. In Europe, pixels/centimeter. A pixel is the smallest "part" of an image, so higher the pixel/inch gives the image more detail and "crispness."
Open image in Photoshop then go to Image > Image Size.
There are many great editors to create high resolution photos. The best editor to create high resolution photos with is called Photoshop by the company called Adobe.
That means 72 pixels are distributed vertically and horizontally in each inch (each inch of photo contains 72x72 pixels). This is explanation for photo which have Image > Image Size > Resolution > 72 pix/inch. This resolution is suitable for Web output, for print you will need at least 150-300px/inch.
The factors that determine the sizes of Photoshop files include the resolution of the image, the number of layers, the complexity of the design, and the file format used for saving the image.
Once in Adobe Photoshop, select image at the top of the page and then select image size. Now you can select the pixel dimensions. There will be a few windows/boxes that pop up. These will allow you to change the image resolution to 300 DPI.
This is probably because you are shooting at a resolution that is higher than the resolution your monitor supports. You could either:1. Shoot at a lower resolution.2. In Photoshop click Ctrl+Alt+I then enter the desired resolution.
what does resolution mean
Creative suite...
After opening the image you want to check the resolution of by going to "File", then "Open", click "Image", and then from the dropdown box, select "Image Size". In the new box that opens up, the width, and height boxes will tell you what resolution the image is.
It means how transperent the image is.