To save a JPEG as a file, first, open Photoshop and click on the File menu and select Save As. Then, choose the type of file you want to save and click on the OK button.
To save an image as a PSD in Photoshop, first open the file and make sure that it is in the same folder as your Photoshop files. Then use the Save As dialog box to provide a name for the file and select the PSD format.
JPEG files can be saved as either PNG or TIFF files. To save as a JPEG, open the file in a photo editor such as Adobe Photoshop or Illustrator, and then save it as a JPEG file.