[NUC] How to Use System Tools to Determine What Is Causing the NUC System to Wake

Find the most recent wake event and any scheduled wake events

  1. Click the Start button and type Command Prompt. Right-click the Command Prompt listing and select Run as administrator.
  2. Type powercfg -lastwake and press enter.
  3. Type powercfg -waketimers and press enter.

Look for keywords in the results from those two commands and try searching the internet for assistance.

  1. Check the Windows event log for wake events. Do this right before letting the system sleep (see screenshot below for location of the options mentioned in the instructions)
    1. Click Start
    2. Type Event Viewer
    3. When it loads, click Clear Log in the right pane.

Clear log

  1. Select Clear Log again when prompted.
  2. After the system has woken from sleep unexpectedly, go back to the Event Viewer
  3. Click Windows Logs on the left-most folder structure.

Windows Logs

  1. Select System.
  2. Look through the events for Power – Troubleshooter items and look at the details. This should tell you what woke the system up.

Windows events