!
error HP

Error Code Intel Trusted Execution Technology (TXT) Error

Failed startup due to Intel TXT technology issues, related to potential firmware or initialization malfunctions.

? What Causes This

Problem with the initialization and functionality of Intel’s TXT features on boot-up phase.

How to Fix It

Ensure BIOS is up-to-date; contact support if persists.

Source: page 143 of the official manual

From the manual

Manual page 143 — HP error Intel Trusted Execution Technology (TXT) Error

This error code appears in:

HP Zbook 15 G3 Mobile Workstation