Improve the content of the alt tag of an image because currently the content that is in the alt tag is the name of the file is not very good for the seo because usually the name of an image file is AGFS458JPEG, GTFQ20180412 . It would be interesting to put the description of the image in the alt tag.
Describe your suggestion
The content of the tag is important for referencing images in google image and in other search engines because it describes the image. We can put the description of the image and / or the title of the image in the alt tag.
Where did you saw this?
The largest online image site have alt tags with a really desciptive image and they are best ranked in google.