<PackageReference Include="Microsoft.Identity.Client" Version="4.85.0" />

Microsoft.Identity.Client.Internal.MsalIdParameter

static class MsalIdParameter
public const string DeviceModel = "x-client-DM"

Device model. This will not be sent on .NET

public const string OS = "x-client-OS"

Version of the operating system. This will not be sent on WinRT

public const string Product = "x-client-SKU"

MSAL Flavor: .NET or WinRT

public const string Version = "x-client-Ver"

MSAL assembly version