How to setup BitLocker Encryption on Windows 8 / 8.1 without TPM

BitLocker is a full disk encryption software that comes standard with PCs running Windows 8 Pro or higher.


This document provides instructions for encrypting the hard drive without Trusted Platform Module (TPM – integrated security chip) present or enabled, and bypasses the USB flash drive encryption key requirement.

  1. From the Metro UI or the search box, type GPEDIT.MSC and press enter
  2. Open Computer Configuration =>
    Administrative Templates =>
    Windows Components =>
    BitLocker Drive Encryption =>
    Operating System Drives. From the right pane double-click “Require additional authentication at startup” and select “Enabled” and apply it. then run “gpupdate” from a command line.

Now you can enable Bitlocker without TPM



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