1. Click on these buttons to rotate image to the left or right.
2. Click left on + to zoom in on the image and right on - for zoom out of an image.
3. The W (width) and H (height) is the image current size, it will adjust with cropper.
4. Place your cursor and click and drag on the corners of the image to drag it up, down, left, right or diagonally, depending on the direction the image will need to be cropped. Doing so will move the edges of the cropping tool in the direction of the cursor.
5. When done editing image, click on blue button marked Save, this will allow you to access image in the future under My Stuff>Uploads

This editor will also now be available in user profiles. The images are now editable for any image in the profile section of the platform.