The Stone / Asus Q87 CS-B motherboard (BOAMOT-467) has an integrated Trusted Platform Module (TPM). In some situations, the TPM module may not remain enabled in the BIOS after you reboot the system, resulting it in not being available to the operating system.
The cause of this issue is a BIOS glitch in BIOS version 9301.
To resolve this problem, either downgrade to BIOS 9213, or preferably, update to the latest Official Stone BIOS for this motherboard (version 1201s or a later).
To flash the BIOS:
Article ID: 558
Last updated: 23 Aug, 2016
Posted: 11 Apr, 2016 by Andrew Sharrad
Updated: 23 Aug, 2016 by Andrew Sharrad