I have tested many times and can confirm, there is a Wifi Internet connetion conflict with USB HDD deck after I have updated windows to 1709(16299.15).
the conflict show as when the USB HDD Deck connected to any usb port, the internet will lose response. mostly will show DNS error. randomly, wifi can get few data from internet. disconected usb hdd deck, the internet will resume.
My nuc is 7i5bnk.
Thank you for bringing this to the Community. I am sorry to hear you are having issues with this matter.
Could you please let us know your Intel® Wireless driver installed?
/thread/118771 WW6302, please check the configurations of your Group Policy in Windows® 10. Type gpedit (or gpedit.msc) in the Command Prompt window and hit Enter, then go to Computer Configuration > Administrative Templates > Windows Components > BitLocker Drive Encryption > Disable New DMA devices when this computer is locked.
Please let me know it goes.