You can resize a JPEG image to make the pixel count lower and save it as a new image. Resizing an image is possible only with JPEG // images. JPEG and RAW images cannot be resized.
Select [: Resize].
Select an image.
Use the keys to select the image to resize.
Select the desired image size.
Press to display the image sizes.
Select the desired image size (1).
Save the image.
Select [OK] to save the resized image.
Check the destination folder and image file number, then select [OK].