You can change your shipping address directly on your survey for Hub+ on Kickstarter.
Please follow these steps to locate your survey:
1. Log in to your Kickstarter account
2. Select your profile icon at the top right corner and you should see a drop down menu appear.
3. Select "Backed Projects” on the left hand side.
4. Then select the Hub+ project.
5. On the next page, click on "Survey" which is located between the "Reward" tab and the "Messages” tab.
Now you can change your shipping address.