You can add, change or delete a profile photo:
1. Click on your small profile image or the shadow image and choose Profile to get to your profile page.
2. Now click on Edit business card.
3. In the editing mask, click on your profile picture or the shadow image.
4. Now you can upload, change or delete your profile picture. (JPG, BMP, PNG (max. 20 MB), recommended resolution: 1024 x 1024 pixels)
5. Save the changes and close the window with the done button.