Problem is, you have to redo this everytime you get a major update on your computer as it gets turned back on to default…
and it will just send all of the data it couldn’t send while it was off.
Your absolute best way to do this is to add a firewall rule to block telemetry
https://winaero.com/blog/stop-windows-10-spying-on-you-using-just-windows-firewall/