Click "File" >"Make a copy" to make a copy of the spreadsheet
Copy Window
Online Log tab
Statistics tab
Share Spreadsheet window
Spreadsheet URL
Choose the account of the spreadsheet user
Next there opens a warning because your project on which the application is running is not verified. You can ignore the warning and click "Advanced".
Click on "Go to Quickstart"
Click "Allow" to grant the permission
Click "Allow" to confirm the permission grant