Configure webform

Create a spreadsheet in Google Sheets. Click "Share" and add your Google Service account email (for example webform-googlesheets@root-smile-333444-p7.iam.gserviceaccount.com ) as an editor.  If you haven't created or configured Google Service account, please check Install and configure page for a guide.

1. Create a new or pick an existing Webform and go to the settings page.
   
2. Click on Emails / Handlers.
    
3. Click + Add Handler
   
4. Click Add handler for Google Sheets handler.
   
5. Paste your Google Sheets spreadsheet URL (for example https://docs.google.com/spreadsheets/d/1bpUbrXponOxsAlZ8799Gfgeee55reE39tiGYT7CcQhib4/edit ) into Sheet URL, select Service account for Credential Type, select the service account (check this guide if you don't have any options available) and click Save.
   
6. Try submitting the webform, and you should see new rows appear in your Google Sheets spreadsheets.