EXIF data contain the most relevant information about a photo, from the camera that was used to take it to the color values. To be able to access these data it is necessary to have a special tool, like for example, ExifTool.
Read, write and edit metadata in a wide range of formats
This small application that shows all the information in a terminal window can be used in various ways. If you simple drag and drop a file with EXIF data on the application's icon, in a couple of seconds it will show a window with all the relevant information about this file.On the other hand, if you open the terminal window you can launch the application from the command line, to be able to modify the EXIF data of a vast amount of files, in such a way that you will be able to fill in the data of those images that are missing certain details.
An easy way to view and modify the EXIF data of your pics.
To do so, it will only be necessary to open the program to be able to see an extensive list with all the variable that it allows to modify and the syntax that you have to use for the command.
Therefore, if you want access to an easy way to view and modify the EXIF data of your photos, download ExifTool, it doesn't require installation, and it is free.