An example electronic apparatus includes a display; a memory storing spectrum information of the display and color matching function (CMF) information related to the display; and a processor configured to, based on a test image being displayed through the display, obtain color measurement data based on color measurement of the test image, based on an image for converting into a non-fungible token (NFT) being selected and displayed through the display, obtain current setting information of the electronic apparatus, and obtain NFT by combining the color measurement data, current setting information of the electronic apparatus, spectrum information of the display, and CMF information related to the display with attribute information of the image.