Switch : / Telemetry Parameters : Enable; Disable Action : When / Telemetry is set to Enable, setup will collect and upload ...

Switch : / Telemetry  
                                                         
Parameters : Enable; Disable 
                                                         
Action : When / Telemetry is set to Enable, setup will collect and upload telemetry generated by the installation.However, when / Telemetry is set to Disable, setup will not collect and upload installation - related telemetry. 
                                                         
Example : setup.exe / auto upgrade / Telemetry enable