How to Fix TPM 2.0 error Windows 11 [Easy Solution]

What is ‘TPM 2.0 error’ in Windows 11?

If you are experiencing ‘TPM 2.0 error Windows 11’ while trying to install Windows 11 OS in your computer with TPM 2.0 support, then you are in right place for the solution. Here, you will be guided with easy steps/methods to resolve the error. Let’s starts the discussion.

TPM (Trusted Platform Module) provides additional hardware-based and security-based feature build inside the processor (CPU). Some popular processors-brands like Intel already releases CPUs/processors with TPM 2.0 supports. It means if you have Intel-brand chipset/processor with Intel’s 4th generation and above, then you can easily run Windows 11 in your computer by enabling TMP 2.0 in BIOS setting of computer.

If you are not aware, Microsoft recommends users to enable Secure Boot and TPM 2.0 on their computer if they want to run Windows 11. If these security features are not enabled or not supported by your system, then you won’t be able to install Windows 11 in your system.

To check if your system have ‘Secure Boot’ and ‘TPM 2.0’ feature, you can open ‘System Information’ (Enter ‘msinfo32’ command in ‘Run’ dialog box to open ‘System Information’ window) and run ‘TPM.msc’ command in ‘Run’ dialog box in computer to check version of TPM in computer. In ‘System Information’ window, if ‘Secure Boot State’ shows ‘Unsupported’, means you can’t install Windows 11, and if shows ‘Disabled’, you can enable it in order to get Windows 11.

Also, when your run ‘TPM.msc’ command in ‘Run’ dialog box in order to check TPM version, it shows the TPM version installed in your computer like TPM 2.0 means you are allowed to run Windows 11, or if shows ‘Compatible TPM cannot be found’, then you won’t.

Once you have ensured that your computer has TPM 2.0 enabled and still you are facing ‘TPM 2.0 error Windows 11’ while trying to install Windows 11, you must check if you have computer with Intel’s 4th generation or above processor.

If you have compatible processor for Windows 11, then the possible reasons behind this error can be disabled TPM 2.0 in your device. It might possible that your computer supports TPM 2.0 but it is not enabled result in this error. You can enable TPM in order to fix the issue. Let’s go for the solution.

How to fix TPM 2.0 error Windows 11?

Method 1: Enable TPM in Windows 10 computer

You can enable TPM through BIOS/UEFI mode in computer.

Step 1: Restart your computer and when booting initiate, press ‘F1’, ‘F2’, ‘F10’, ‘F11’, ‘Del’ key on keyboard to enter into ‘Start Menu’ to ‘BIOS/UEFI Menu’. These keys combination may vary according to your PC’s motherboard.

Step 2: Once you are in BIOS/UEFI mode, navigate to ‘Security’ tab and go to ‘TPM Device’ using ‘Arrow’ keys on keyboard

Step 3: Enable ‘TPM’ if it is disabled and save the changes. Now, restart your computer and try installing Windows 11 again, and check if the error is resolved.

Method 2: Replace appraiserres.dll file of Windows 11 ISO

Step 1: Open your browser in Windows 10 computer and visit ‘’ page to download ‘appraiserres.dll’ file. This dll file is from Windows 10 ISO

Step 2: Now, right-click on ‘Windows 11 ISO’ and select ‘Mount’

Step 3: After mounting/extracting, go to extracted ISO and go to ‘Sources’ folder

Step 4: Find and delete ‘appraiserres.dll’ file stored inside ‘Sources’ folder

Step 5: Now, copy the downloaded ‘appraiserres.dll’ file and paste inside ‘Windows 11 ISO’s Sources folder’

Step 6: Now, try installing Windows 11 on your computer or on virtual machine, and check if the error is resolved.

Note: This way, you can fix TPM 2.0 error and then try installing Windows 11 without any issue. But still you are facing some error while trying to install Windows 11, then you should check at first System Requirements for Windows 11 and check if your system is allowed to run Windows 11.


I am sure this post helped you on How to fix TPM 2.0 error Windows 11 with several easy steps/methods to resolve the error. You can read & follow our instructions to do so. That’s all. For any suggestions or queries, please write on comment box below.

Samir Prakash Author