In addition, check your PC if there is any CD, DVD, or any other secondary storage devices and eject them before you boot up your PC. If this method does not work, you can proceed to the next method.
3. Use the Disk Cleanup tool
- Go to Start and type Disk Cleanup then hit Enter.
- Select the first two options then click on the Clean up system files button.
- Wait for Disk cleanup to scan your drive(s).
- After the scanning, check the file boxes, and then click on OK to delete.
- Select Delete files to proceed.
You can also fix the error problem by running disk cleanup on your Windows PC. Disk Cleanup is a Windows utility program that reduces the number of unnecessary files on your hard disk to free up disk space.
4. Repair the computer registry
- Open the Windows search bar and type cmd and open Command Prompt as administrator.
- Now, type sfc /scannow and hit the Enter key.
- Finally, restart your Windows PC and try launching the application again
Another way by which you can fix Bitlocker fatal error problem is to use System File Checker. SFC can be used to scan, check for system file integrity, and fix corrupt system files.
If you encounter errors while running SFC, it stops or does not work at all on Windows 10, take a look at our dedicated guide in order to fix the issue.
5. Use the CCleaner tool
- Download CCleaner.
- Install and follow the prompts to complete the installation.
- After installation, launch CCleaner, and then click on Analyze option.
- After CCleaner has finished scanning, click on Run Cleaner.
- Follow the prompts to enable CCleaner fix the corrupted files.
CCleaner is a Windows utility program that can fix corrupt system files, remove obsolete system files and repair your PC registry.
6. Reset BIOS settings
- Restart your computer.
- Hit the F2 key repeatedly until a System Setup screen window appears. (The BIOS function key varies; you may have to check during boot which Function key to use so as to access the BIOS settings).
- Now, Hit on the Right Arrow on your keyboard and wait until Exit menu is highlighted.
- Next, hit on the Down Arrow on your keyboard and select Load Optimized Defaults option.
- Finally, hit the Enter button.
BIOS consists of system settings that determine the order and how your PC boots up. However, resetting BIOS settings to the default state can fix the Bitlocker fatal error problem.
Before you proceed with these steps, ensure you disconnect connected external drives (as indicated in Method 1).
8. Update your Windows OS
- Go to Start and selected Settings from the left pane.
- Go to Update & Security.
- In the Windows Update window, check for updates and install the available updates.
- After the update is complete, restart your Windows PC.
Microsoft constantly releases Windows updates to improve system stability, PC performance, and fix various issues and errors such as the Bitlocker fatal error.
9. Disable the Bitlocker
However, if you are unable to fix the BitLocker fatal error using the methods listed above, then you may have to disable the Bitlocker from your computer.
After you disable Bitlocker, we do recommend that you use any of the best 256-bit encryption software to protect your files. In addition, you may also consider file and folder locker tools and software for Windows PC.
If you don’t know how to disable the Bitlocker on your computer, we recommend you to use our dedicated guide on how to perform this action.
If you have wondered how to fix this Bitlocker problem, you can try out any of the methods we discussed in any order. If you have any suggestions, feel free to let us know in the comment section below.