Steps
1
Boot to the operating system (OS), in an elevated PowerShell window, execute the following command:
Disable-
TPMAutoProvisioning
and, press Enter.
Ensure that
AutoProvisioning
is disabled.
2
Reboot the system, and press F2 to enter System Setup.
3
In the left pane, select
TPM 1.2 security
.
4
In the
TPM 1.2 security
window, select the
Clear
checkbox, and click
Yes
in the warning dialog box.
5
Press Escape to exit from the
TPM 1.2 security
window.
6
Reboot the system, press F2 to enter the System Setup.
7
In the left pane, select
TPM 1.2 security
.
NOTE:
Ensure that the Clear checkbox is grayed out and that the TPM 1.2 security is set to Disabled.
8
Set the
TPM 1.2 security
to
Enabled
.
9
Click
OK
to apply the setting.
By clicking
OK
, the system reboots to the OS.
10 In the folder that has the TPM Update Program, double-click on the
Dell TPM 2.0 Update Utility
. At the TPM Update Program
windows prompt, click
OK
.
11 In the
Confirm TPM Replacement
window, click
OK
to start the TPM update.
The system will automatically restart.
12 The POST screen displays the update progress.
13 After the update process is complete the following message appears:
Firmware Update successfully. Rebooting your system
. The
system reboots after the update has completed successfully.
14 Boot to the OS, in an elevated PowerShell window, execute the following command:
Enable-TPMAutoProvisioning
and press
Enter.
Ensure that
AutoProvisioning
is enabled.
15 To access the
Trusted Platform Module Management on Local Computer
, in the
Run
window, type
tpm.msc
and click
OK
.
16 In the
Trusted Platform Module Management on Local Computer
window, ensure that the
Specification Version: 2.0
is displayed in
the
TPM Manufacturer Information
section.
17 In the
Actions
pane, click
Prepare the TPM
.
The
Manage the TPM security hardware
window opens. Wait until the
TPM is ready
message appears.
18 Close the
Manage the TPM security hardware
window.
The status section now indicates that the TPM is ready for use.
Downgrading the Trusted Platform Module to version 1.2
Prerequisites
1
Ensure that the
Dell TPM 1.2 Update Utility
is downloaded and is available to downgrade the TPM version from 2.0 to 1.2.
NOTE:
The TPM update utility is available in the Security section of the driver and downloads of page for the server
About this task
Follow these steps to downgrade the Trusted Platform Module (TPM) from version 2.0 to version 1.2:
Steps
1
Boot to the operating system (OS), in an elevated PowerShell window, execute the following command:
Disable-
TPMAutoProvisioning
and, press Enter.
Ensure that
AutoProvisioning
is disabled.
2
Reboot the system, and press F2 to enter System Setup.
3
In the left pane, select
TPM 1.2 security
.
4
In the
TPM 1.2 security
window, select the
Clear
checkbox, and click
Yes
in the warning dialog box.
5
Press Escape to exit from the
TPM 1.2 security
window.
6
Reboot the system, press F2 to enter the System Setup.
34
System Setup
