I'm having the same problem with a new Envy x360. The support page could not find either the serial number or the product number. I looked on both the laptop itself and the purchase receipt, where the product ID is different from what's written on the laptop. That is strange to ...
Then change COM Port Number to COM1It shows "USB Serial Port (COM1)"Then can access the door system successfully.After reboot the computer, it can't access the door system again.I notice this:C:\Users\Administrator>change port /q
HP ENVY x360 m6-w103dx - Windows 10, 8GB RAM, Intel HD 520 Tags: Microsoft Windows 10 (64-bit) PA716A serial card & 500-336 View All (2) Was this reply helpful? Yes No 5 REPLIES lasvegaswireman 9,487 4,849 1,671 Level 15 11-19-2016 05:17 ...
HP ENVY x360 m6-w103dx - Windows 10, 8GB RAM, Intel HD 520 Tags: Microsoft Windows 10 (64-bit) PA716A serial card & 500-336 View All (2) Was this reply helpful? Yes No 5 REPLIES lasvegaswireman 9,487 4,849 1,671 Level 15 11-19-2016 05:17...