The theme file can be moved from the test to live or vice versa.

You can download the theme form your Test site  & upload it to your live site. 

Form the Test site, go to the Settings » Hosted Page Themes » Published Theme » Download.


Now go to your live site,  Settings » Hosted Page Themes » Upload Theme » Select the downloaded file from your computer.


The uploaded file will list under Installed / Uploaded Themes, click on Configure & Publish Theme to go to the editor and click on publish at the top.


Note: Remember to select the theme named custom on the top left corner

If you have further questions contact our support team