How to Edit an Image in a Post or Page
WordPress provides several easy to useful tool in editing your images. All you have to do is click the image and select Edit Image button then several options will appear.
Instructions:
Word press lets you to edit images right inside your post. Clicking an image will give you points to scale it however you wish. You will also see the alignment tools which lets you align and preview exactly how the image will look in the post. For more options, click the edit icon. This will let you set the caption and ultimate text. Menu will specify the image size and give it a clickable link. Clicking the advance options will let you define any custom CSS or real attributes. Once you are done, click “Update”. If you want more control when editing your image. You should use the image editor, located in the image library.