How To Change Document Size In Photoshop

Different file types serve dissimilar purposes. When saving your document, click on the Format drop-down carte du jour to see your file type selections. Below is a guide and definitions of the most used file types.

Click on the 'File>Save As' option and click on the 'Format' drop-downwards menu to run across your file type selections:

Virtually common file types and uses:

PSD:

Stands for Photoshop Document. This file type gives you the most access without quality being lost and allows for files to exist saved at a larger size. Information technology saves all layers, channels, text or any other settings you have been working on. This is about commonly saved as your original file which any final edits should exist fabricated to. For example, work on your PSD file for making last edits, then save a copy with no editing capabilities (no layers) for printing.

TIFF/TIF:

Stands for Tagged Paradigm File Format. TIFFs are similar to a PSD file in that they allow full editing capabilities. Images are as well saved at the highest quality without quality being lost over fourth dimension. This is the preferred file blazon when sending images to print. Information technology is recommended to work on your original PSD file and relieve a flattened (no layers) TIFF file when printing. This allows quality to be maintained, but file sizes may not be every bit large equally a PSD.

JPEG/JPG:

Stands for Joint Photographic Expert Group. This file blazon does not save layers and is considered a flattened file. JPEGs are the most commonly used files for the spider web and for sharing photos with friends and family. Most often, digital cameras save image files equally a JPEG/JPG. They are able to be saved in a much smaller file size, which frees up space and makes information technology more convenient, simply as a consequence are considered a lossy file. In other words, they do non maintain quality and lose quality over time. Every time you open a JPEG file, quality is lost. For comparison, consider copying an prototype on a copy machine, then making a copy of that re-create and doing the aforementioned thing repeatedly. Y'all will notice the image slowly lose quality with each copy fabricated. The same concept applies to a JPEG. So, just call back, effort not to open JPEG files so no more quality is lost. It is always all-time to have an original file such every bit TIFF or PSD you can go back to for maintained quality. Tip: JPEGs are your friend for the web and files sharing, simply non maintaining quality.

GIF:

Attainable through the 'Save for Spider web' menu, the GIF stands for Graphics Interchange Format. The GIF is an even lower quality file blazon in comparing to a JPEG and is used for the web. It reduces the corporeality of colors in the document to reduce the file size as well. However, because it is lower in file size and quality, it promotes fast download time for spider web pages. It also is attainable for all Internet browsers. Two major advantages of the GIF is that it supports transparency and yous can employ uncomplicated animation with layers of images using the Animation tool.

PNG:

Stands for Portable Network Graphics. This file type is less known and used and was originally intended to supplant GIF files considering it supports transparency just like a GIF, maintains quality and contains more colors. Although it is not quite as pop, it is a better file type than both the GIF and the JPEG for digital images. This is considering it maintains the quality of an paradigm, regardless of how many times it is opened. The simply downsides are that it does not support CMYK color mode, pregnant it cannot be used for printing, does not support animation and because it is not every bit known or used every bit much, some Internet browsers may non support it. Tip: When choosing to salve digital images, choose a PNG over a JPEG to maintain quality. PNG files are as well good to use for Flash and PowerPoint Presentations.

PDF:

Stands for Portable Document Format. Well-nigh used for file sharing, viewing and printing. Images can be saved as a PDF file in Photoshop, which allows for maintained file features, for case, layers. You can save it as a JPEG compression or a ZIP file to prevent loss of quality. One advantage of a PDF image file is being able to use spot colors. Spot colors are specific colors used in the printing manufacture. For instance, if you are going to print a file as a one color image, you would apply a spot color. By far the greatest reward of saving in a PDF format is accessibility. Anyone volition be able to open up the file on whatever computer as long as they have Adobe Reader installed. Adobe Reader is a free software by Adobe that is or can exist installed on the majority of people's computers. Well-nigh people already have or tin can install this software within minutes.