Photoshop
To save a document in
Photoshop, go to the File menu and select "Save As." Choose your desired file format, name your file, and select a location on your computer before clicking "Save." To open an existing document, go to the File menu and select "Open," then navigate to the file's location, select it, and click "Open." You can also use keyboard shortcuts: Ctrl+S (Cmd+S on Mac) to save and Ctrl+O (Cmd+O on Mac) to open a file.
