Diagnostics specifies whether installation statistics, such as status reports and failures, are sent to Microsoft.
Specifies whether to send installation statistic information to Microsoft.
Microsoft-Windows-Setup | Diagnostics
For the list of the supported Windows editions and architectures that this component supports, see Microsoft-Windows-Setup.
The following XML output shows how to change this setting so that no information is sent.
<Diagnostics> <OptIn>false</OptIn> </Diagnostics>