Automatic File Reload on Calc

Hello, how ist possible to make a Automatic File Reload on Calc?

I use want use Calc online as Fileviewer, so i want to make the File edit on external NAS with other PC, and Calc Show me the File on TV.

So it was great when Calc make a Automatic File Reload every 10min or something linke that.

Already answered here:
See How to reload file via macro on Calc