Log in to your fundraising account and visit "My projects".
To close your active fundraising project (to prevent any new donations), under the "Active" tab, click on the "3 horizontal dots" button next to your project name, then on "Close project" to move your project to the "Closed" tab. (Note: This action can't be reversed).
To archive your closed fundraising project (to remove the project from your overall fundraising profile's public view), under the "Closed" tab, click on the "3 horizontal dots" button next to your project name, then on "Archive project". (Note: This action can't be reversed).
To delete your archived fundraising project (to remove the project from your fundraising history for you and the public), under the "Archived" tab, click on the "3 horizontal dots" button next to your project name, then on "Delete project". (Note: This action can't be reversed).