BitLocker is a feature introduced free microsoft operating systems Windows Vista, Windows 7 Ultimate si 7 Windows EnterpriseTo protect the data on Hard Drive. With BitLocker we can crypt (hdd drive encryp) Both the system partition and data tracks of the hard disk, but to do this we need Trusted Platform Module (TPM). Not all computers / laptops have this TPM intergrated, and when you want to activate BitLocker on a partition, we posted:
A compatible Trusted Platform Module (TPM) Security Device must be present on this computer, But A TPM was not found. Please contact your system administrator to enable BitLocker.
How can we use BitLocker if you have Trusted Platform Module (TPM).
1. Open the Local Group Policy Editor. (Run - gpedit.msc or type "gpedit.msc" in Search programs and files (Start Menu))
2. In the Local Group Policy go to computer Configuration > administrative Templates > Windows Components > Bit Locker Drive Encryption > Operating System Drives and do right click & Edit (or double-click) on Require additional authentication at startup.
3. Tick "Enable" in front of Require additional authentication at startup and make sure the box is checked and the Allow BitLocker without a compatible TPM.
4. Apply & OK & Restart computer.