The extension is your master file—never delete it. The other formats (.JPG, .PNG, .PDF) are simply "copies" you generate to share your work with the world. By saving a .PSD, you ensure your hard work remains editable for years to come.
Once a project is complete, it is typically exported to a flattened format for sharing or publication.
A file extension is a sequence of characters that follows the dot (.) in a file name, indicating the file type and format. In Photoshop, file extensions play a crucial role in determining how your files are saved, opened, and shared. Different file extensions offer varying levels of compatibility, compression, and quality, making it essential to choose the right one for your needs.
The primary is .PSD , which stands for Photoshop Document . As the native working format for Adobe Photoshop, it is the only extension (alongside its "Big" sibling, .PSB) that fully preserves all software-specific features, including layers , masks , transparency , and editable text .
📁 .PSD files preserve layers, masks, transparency, text, and other editing data — so you can come back and make changes anytime.
While Photoshop supports dozens of formats, one extension stands above the rest. Here is everything you need to know about Photoshop file extensions.
The industry standard for digital image manipulation. It supports images up to 30,000 x 30,000 pixels and file sizes up to 2 GB .
Here are some of the most commonly used Photoshop file extensions: