: Most cameras use a four-to-six-digit naming convention (e.g., DSC_0004.jpg or IMG_0004.jpg).
: Ensure it actually ends in .jpg . If it says .000004 , it might be a part of a split archive (like a .zip or .rar) rather than an image. 000004.jpg
: In a Finder window , select multiple images, right-click, and choose Rename Items... to use the "Format" tool to add dates or descriptions. : Most cameras use a four-to-six-digit naming convention (e