To grant a collaborator (designer) access to your Vista x Wix site in order to make design changes, please follow the below instructions:

Log into your account on the Vistaprint website.
Once logged in, hover over My Account in the top right corner.
Click on My Digital Marketing.
On the Vista x Wix website card click Manage. (You will now be on your Vista x Wix website dashboard.)
On the left side panel click Settings.
Go to Roles and Permissions on your site’s dashboard.
Click Invite People.
Enter the following email address: vistawixsiteupgrade@vista.com.
Select the Website Manager role.
Click Send Invite.

An email will then be sent to the collaborator (designer) and you will be notified once they have accepted the invite.

For more information on the Vista x Wix upgrade please see our Help Center for related articles.

Additionally, if you have any issues with adding a collaborator feel free to contact us here.