How do I import Google Sheets to coupler.io?

Open your target spreadsheet, go to the Add-ons menu and run Coupler.io. Click +Add Importer and select Google Sheets in the dashboard. Next, you need to set up the Google Sheets importer by completing the following steps: Fill out the “Title” field: Name your importer. Enter the spreadsheet URL or ID to export data from.
For More Information Please Refer:
https://blog.coupler.io/importrange-google-sheets/
You May Also Like to Read:
How to import a range from an unshared spreadsheet?