Better: Ntquerywnfstatedata Ntdlldll

Exploring NtQueryWnfStateData in ntdll.dll: Why Go "Native"?

Windows Notification Facility (WNF)

NtQueryWnfStateData is an undocumented system call exposed by ntdll.dll . It belongs to the – a kernel‑level mechanism that Windows uses to publish and consume state changes (e.g., power state, network connectivity, timezone updates).

2. Monitoring Network Profile

• Resolve NtQueryWnfStateData from ntdll.dll via GetProcAddress.
• Prepare WNF_STATE_NAME (64-bit identifier) and output buffer.
• Call function, check NTSTATUS, parse returned buffer.

If you are encountering errors or crashes related to ntdll.dll while using these functions, standard system repairs are recommended: ntquerywnfstatedata ntdlldll better