You Installed a Pirated Version of WindowsĪs mentioned earlier, creating partition tables requires you to run a genuine version of Windows. You can receive the Windows Loader unsupported partition table error for any of the following reasons. That usually means that Windows detected an illegal action and prevented its execution. Many users who tried to utilize it encountered the unsupported partition table error. What Is the Windows Loader in Status 'Unsupported Partition Table'?Īs a BIOS emulator, Windows Loader uses several tricks to activate the OS without a legitimate license key. 03 What's the Best Option to Fix the Unsupported Partition Table in Windows Loader? Part 1.