Display desktop product options on the right or left?

1. In the app dashboard, please click on Customiser which you want to edit:

2. On the Customiser Page, click on Settings on the right side of the screen and click General:

3. Scroll down to Desktop Column Order, choose Left / Right from the dropdown menu and click Save at the end of the page to save the changes:

Here's what it will look like being on the right side:

Here's what it will look like being on the left side: