This is a typical Unknown device that comes up from time to time, and can be a little frustrating for a technician due to the non- descriptive error in the Device Manager. HP and Lenovo Notebook and probably other that use the Trusted Execution Technology (TXT) my have an unknown device with this hardware ID:
The HP and Lenovo packages are below.. check you model by expanding the specs list.
This package provides the Intel(R) TXT/ACM Driver for supported notebook models running a supported operating system for System Guard.
If you're using another system other than the brands listed above and have this device id, check with the OEM see if they have a driver. If they don't and you're and expert tech, you could extract the exe file using 7zip and have a look at the driver, see if it can be setup for that system.
HP Driver for Windows 10 versions:
Microsoft Windows 10 version 1709 (64-bit)
Microsoft Windows 10 version 1803 (64-bit)
Microsoft Windows 10 version 1809 (64-bit)
Microsoft Windows 10 version 1903 (64-bit)
Microsoft Windows 10 version 1909 (64-bit)
Microsoft Windows 10 version 2004 (64-bit)
All Model numbers for this device
HP ZBook 17 G6 Mobile Workstation
HP ZBook 17 G5 Mobile Workstation
HP EliteBook x360 1030 G4 Notebook PC
HP EliteBook x360 1040 G6 Notebook PC
HP EliteBook 830 G6 Notebook PC
HP EliteBook 836 G6 Notebook PC
HP ProBook 640 G5 Notebook PC
HP ProBook 650 G5 Notebook PC
HP EliteBook 840 G6 Notebook PC
HP EliteBook 846 G6 Notebook PC
HP EliteBook 850 G6 Notebook PC
HP ZBook 14u G6 Mobile Workstation
HP ZBook 15u G6 Mobile Workstation
HP Elite Dragonfly
HP EliteBook 840 G6 Healthcare Edition Notebook PC
HP EliteBook 846 G6 Healthcare Edition Notebook PC
HP Elite x2 G4
HP EliteBook x360 830 G6 Notebook PC
HP ZHAN X 13 G2 Notebook PC
HP ZBook 15 G6 Mobile Workstation
HP ZBook 15 G5 Mobile Workstation
HP EliteBook 1050 G1 Notebook PC
HP ZBook Studio x360 G5 Workstation
HP ZBook Studio G5 Mobile Workstation
ThinkPad X1 Carbon Gen 8 (Machine types: 20U9, 20UA)
ThinkPad X1 Yoga Gen 5 (Machine types: 20UB, 20UC)
1. Download the file by clicking the Download or Obtain Software button and saving the file to a folder on your hard drive (make a note of the folder where the downloaded file is saved).
2. Double-click the downloaded file and follow the on-screen instructions.