How to Fix "The Trusted Platform Module (TPM) Has Malfunctioned" Error on Windows
How to Fix "The Trusted Platform Module (TPM) Has Malfunctioned" Error on Windows
If you're seeing the error message "The Trusted Platform Module has malfunctioned" on your Windows PC, especially when using BitLocker or logging into Microsoft apps, you're not alone. This uncommon but serious issue can prevent secure booting, drive encryption, and even access to essential apps.
🔍 What Is the TPM?
The Trusted Platform Module (TPM) is a security hardware chip that protects sensitive data. It's essential for features like BitLocker encryption, Windows Hello, and Secure Boot. If TPM malfunctions, your PC's security and functionality may be compromised.
🧾 Common Symptoms
- Error Code 80090016 when logging into Microsoft apps
- BitLocker not unlocking drives
- TPM not detected or reset fails
🛠️ Step-by-Step Fix
1. Clear TPM via Windows Security
Warning: Clearing TPM will delete stored credentials. Backup your system first.
- Go to Start > Windows Security
- Click on Device Security > Security processor details
- Click Security processor troubleshooting
- Click Clear TPM and restart your PC
2. Reset TPM Using BIOS/UEFI
- Restart your computer and enter BIOS/UEFI (usually by pressing F2 or Del)
- Navigate to Security > TPM
- Select Clear TPM or Reset TPM
- Save and exit
3. Re-register TPM with Microsoft Account
This step helps fix login issues with Outlook, OneDrive, and Teams:
- Press Windows + R, type
services.msc - Find and restart CNG Key Isolation and Windows Biometric Service
- Sign out and sign back into your Microsoft Account
4. Turn Off and Re-enable BitLocker
- Search Manage BitLocker in the Start Menu
- Click Turn off BitLocker and decrypt the drive
- Restart your PC, then re-enable BitLocker
5. Update or Roll Back TPM Driver
- Open Device Manager
- Expand Security Devices
- Right-click on Trusted Platform Module > Update driver
- If the issue persists, try "Uninstall Device" and restart
🧠 Expert Tips
- Make sure Windows is fully updated before clearing TPM
- Some systems require a firmware update to fix TPM issues
- Use Microsoft Support if you're locked out due to BitLocker
🔗 Related Fixes
✅ Final Words
The TPM malfunction error may seem technical, but with these steps, most users can solve it themselves. Always proceed with caution and back up important data before resetting TPM or BitLocker settings.
Need more help? Drop a comment or visit our homepage for the latest tech fixes and tutorials.
Author: FixTechTips
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