Before we start, make your copy of public tSheet.
Click on the link: https://docs.google.com/spreadsheets/d/1qM0MydxzcII2o9-HsyuGDzMuITcCam4hJQGWwFMdP7Y/copy
In case you are not logged in your google account, do it.
Make your private copy.
Then you can see your private copy in your Google Disc.