Hello PP-nuc, I am sorry to hear you are having problems with your NUC. I was able to find out that you have posted the same issue on the following thread; we are going to help you on that link. 7260HMWBN not detected on Windows 7
However, please check this forum, since it is from a customer who reported to have the same issue and it got resolved. Dual Band AC7260 - Window 8.1 cannot detect
Thanks, issue solved in that thread: 7260HMWBN not detected on Windows 7
Thanks for letting me know. I'm glad you were able to fix this issue.