If your profile image is missing from your landing page:
1 - Click on Update Profile under My Account and make sure the dotted box is surrounding the section of your Profile Picture.
2 - Hit SAVE at the bottom of the page.
3 - Go to Dashboard and click on edit campaign for the campaign you want to update and then simply hit SAVE & PUBLISH on the bottom of the page.
4 - This will regenerate the campaign and add your profile image to the landing page.
If your image is missing from your social media branding:
1 - Head to settings > manage social branding
2 - Edit the social media branding you wish to change.
3 - Make sure the crop box is surrounding the area of the picture you wish to show then re-save the social media branding.
4 - Once the branding has been re-saved and is correct please go to your Dashboard then edit and re-save the campaign. Once the social media posts re-generate the social media branding will be the updated and correct version.