j'ai viré ce truc sous Windows10
You can disable the scheduled tasks that starts CompatTelTunner.exe by looking in the Task Scheduler.
Computer Management – System Tools – Task Schedule Library – Microsoft – Windows – Application Experience
or
Start - Run - taskschd.msc
Name: Microsoft Compatibility Appraiser
Location: \Microsoft\Windows\Application Experience
Collects program telemetry information if opted-in to the Microsoft Customer Experience Improvement Program.
Right click on “Microsoft Compatibility Appraiser” and select “Disable” By default, it is set to start if there is ANY network connection.

The executable is located here: C:\Windows\System32\CompatTelRunner.exe

You may also want to look at the following:
Customer Experience Improvement Program states