If you encounter the error “This PC can’t run Windows 11” when installing Windows 11, don’t worry. This does not mean that your computer cannot install Windows 11 or that it does not fail the Windows 11 compatibility test or system requirements. Whether you are trying to install Windows 11 in a virtual environment using VirtualBox or VMWare, the two solutions given below will fix the problem causing the error. One of the solutions is to replace the identifier file (appraiserres.dll) on your Windows 11 setup folder, or try a reinstallation in VirtualBox.
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Fix error “PC can’t run Windows 11” when installing Windows 11
Replace the appraiserres.dll file
For computers that do not support UEFI, only support “Legacy BIOS”, you can fix the PC can’t run Windows 11 error with the instructions below:
After downloading Windows 11, use Winrar to extract the Windows 11 ISO file.
Next you need to download the file appraiserres.dll to replace existing files in Windows 11.
After downloading, copy the file appraiserres.dll into the folder Source of Windows 11 has just been unzipped.
Now just run the file setup.exe that you can install Windows 11 normally without the error This PC can’t run Windows 11.
Re-create the Windows 11 ISO File with the error fixed
If you want to recreate the Windows 11 ISO file, replace the appraiserres.dll file to install on USB. You need to do one more step to build the ISO file from the Windows 11 folder. First you install the software AnyBurn. Then select the function Create image file from files/folders 
Click the Add button and point to the Windows 11 folder you unzipped and overwrote appraiserres.dll in the step above. Click the Add button again to add the folder. Next click the button Next to create Windows 11 ISO file.
Now you can use Rufus to create Windows 11 installation USB as usual.
For some users, the solution provided in the guide may work clean install and you may not get an upgrade option that lets you keep all your files and folders. This will lead to wipe data on Windows drive.
Frequently asked questions
Can I install Windows 11 on a computer that doesn’t meet the minimum requirements?
It’s possible, but you need to take corrective steps such as replacing the appraiserres.dll file or recreating the modified Windows 11 ISO file as instructed in the article. Note that this method may result in a clean installation and deletion of data on the Windows drive.
What is the appraiserres.dll file and why does it need to be replaced?
The appraiserres.dll file is a system file related to the Windows 11 system compatibility testing process. Replacing this file can help bypass some checks and allow Windows 11 to be installed on computers that do not fully meet the minimum requirements.
Is it safe to replace the appraiserres.dll file?
This method may help install Windows 11, but it is not a method recommended by Microsoft. Installing Windows 11 on a computer that does not meet the minimum requirements may lead to system performance and stability issues. Please back up important data before proceeding.
