If you need to un-import a page for any reason you can easily do so by using the undo import button located in Shogun.
Undo Import From The Shogun Dashboard
The first way is to click page options in your Shogun dashboard and click "Undo Import."
Undo Import From The Editor
The second way to undo a page import is from your page editor by . clicking "Undo Import" under "Page Options."
You will then be prompted to undo your Shogun import.
When you then visit the page in your Shopify dashboard it will be the original version that you created before you imported your page into Shogun.