• All your media files information is stored in media library.
• You can edit the media files using edit options.

1. Click on Media -- > Library and click on the name of the media item or the edit link.

This option is used to view the group of media files that has been stored in your media library.

1. You will view a list of media files. Select any one image to edit.

1. You can view the edit media page with few option on the right side like URL, title, caption, Alternate Text, Description, Delete Permanently.

• URL : You can read only a link from media file.
• Title : This displays the name of the media. Title is often shown in galleries and attachment pages, if themes or plugins are designed to display it.
• Caption : A brief explanation of the media.
• Alternate Text : The alt text for the image, which is used to describe media.
• Description : An explanation of your media file.
• Delete Permanently: This is about Deleting your media file permanently.

1. Once you complete editing the required fields, click on Update button to save the changes made to an image.

1. Hence the media file is updated.