Message Popping Up:

Device was approved during boot but is not part of the current Approved Devices List




If you click on the notification (for example the Action Center notification) you receive this prompt and it allows you to make the change at which point nag goes away:



You may have to log in as administrator or change the Bios settings below:


Workaround 1:

  1. Reboot the system.
  2. Enter BIOS Setup by pressing F2 at early power-on or F12 then select "Enter BIOS Setup".
  3. Select System Configuration.
  4. Selection "USB/Thunderbolt Configuration".
  5. Check "Enable Thunderbolt Boot Support".
  6. Select Apply then Exit.

NOTE: Devices on TB16 or TB18DC will be automatically connected in OS if Thunderbolt Boot Support is enabled in BIOS Setup even though the Security Level is NOT setup to "Security level - NO Security". You won’t have a chance to approve or disapprove thunderbolt device connect


Workaround 2:

  1. Reboot the system
  2. Enter BIOS Setup by pressing F2 at early power-on or F12 then select "Enter BIOS Setup".
  3. Select System Configuration
  4. Selection "USB/Thunderbolt Configuration"
  5. Set Security Level to "Security level – No Security".

Note: By default the Security level default setting in BIOS is "Security level – User Authorization". With Security level set to "Security level – User Authorization", users will be prompted to approve or disapprove a Thunderbolt device connection in OS like below page. Select "Connect Only Once" or "Always Connect" if you wish to connect your devices to your system.