diff --git a/windows/security/information-protection/bitlocker/ts-bitlocker-intune-issues.md b/windows/security/information-protection/bitlocker/ts-bitlocker-intune-issues.md index 99bc16ea92..4ed4b4a362 100644 --- a/windows/security/information-protection/bitlocker/ts-bitlocker-intune-issues.md +++ b/windows/security/information-protection/bitlocker/ts-bitlocker-intune-issues.md @@ -22,11 +22,11 @@ This article provides assistance for issues you may see if you use Microsoft Int ![The BitLocker status indictors on the Intune portal](./images/4509189_en_1.png) -To start narrowing down the cause of the problem, review the event logs (as described in [Troubleshoot BitLocker](troubleshoot-bitlocker.md). Concentrate on the Management and Operations logs in the **Applications and Services logs\\Microsoft\\Windows\\BitLocker-API** folder. The following sections provide more information about resolving the following events and error messages: +To start narrowing down the cause of the problem, review the event logs as described in [Troubleshoot BitLocker](troubleshoot-bitlocker.md). Concentrate on the Management and Operations logs in the **Applications and Services logs\\Microsoft\\Windows\\BitLocker-API** folder. The following sections provide more information about resolving the following events and error messages: -- [Event ID 853: TPM not available](#issue-1) +- [Event ID 853: Failed to enable Silent Encryption. TPM is not available](#issue-1) - [Event ID 853: Bootable media detected](#issue-2) - [Event ID 854: WinRE not configured](#issue-3) - [Event ID 851: Contact manufacturer for BIOS upgrade](#issue-4) @@ -41,19 +41,22 @@ If you do not have a clear trail of events or error messages to follow, other ar For information about how to verify that Intune policies are enforcing BitLocker correctly, see [Verifying that BitLocker is operating correctly](#verifying-that-bitlocker-is-operating-correctly). -## Event ID 853: TPM not available +## Event ID 853: Error: A compatible Trusted Platform Module (TPM) Security Device cannot be found on this computer -![](./images/4509190_en_1.png) +You see event ID 853, which indicates that the TPM cannot be found. + +![Image that shows the details of Event 853 (TPM is not available)](./images/4509190_en_1.png) ### Cause -Device may not have a TPM chip or it might be disabled from BIOS +The device that you are trying to secure may not have a TPM chip, or the device BIOS might be configured to disable the TPM. ### Resolution + TPM needs to be enabled in BIOS and you can check the TPM status running tpm.msc from Run. TPM needs to be in ready state (TPM version 2.0) -## Event ID 853: Bootable media detected +## Event ID 853: BitLocker Drive Encryption detected bootable media (CD or DVD) in the computer ![](./images/4509191_en_1.png)