007 Create and save files

1. Create new image file
   1. Open images directly and edit
   2. Select "New" in the File menu to open the "New" window as shown in the figure
      
       
      • Select "Custom" in the "Preset" option in the new box to adjust the height, width, background, etc. of the newly created paper
      • The "background color" in the "background content" option refers to the background color of the color picker in the toolbar, as shown in the figure, the background color is red
        
         
      • Select "sRGB IEC61966-2.1" with strong compatibility in "Color Profile" in "Advanced"
2. save image
   1. Save as PSD format, which can save layers, channels, etc.
   2. You can also save the jpg format commonly used in web pages, as shown in
      
       
      the "format options" as
      1. Baseline ("Standard"): More general
      2. Baseline optimized: small file size, good image quality, poor compatibility
      3. Continuous: When the browser loads the image, it is displayed in stages according to the number, from blurred to clear.