How to disable Telemetry and Data Collection in Windows 10

Go to the following Registry key:

HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindowsDataCollection

Create a new a 32-bit DWORD value named AllowTelemetry and set it to 0.

Get-Service DiagTrack | Set-Service -StartupType Disabled
Get-Service dmwappushservice | Set-Service -StartupType Disabled