Now down to technical things, it is the bootloader of Windows 7 that has the most problem. – … What are the settings that need to be changed in the UEFI BIOS to omit the UEFI OS installation? Many new computers are shipping with the option to boot Unified Extensible Firmware Interface (UEFI) instead of standard BIOS. I have disabled the secure boot and I have enabled the Legacy support.Before the installation of Windows 7 i have partitioned my hard disk with MBR with gparted. But this is to be expected. When I install Windows 7 Home Premium 64 bit, I want a simple 'Legacy MBR' installation. I then try to install Windows on it. Plug the USB flash drive into the computer where Rufus was installed. Nevertheless, some users still wonder how to install Windows 7 on GPT partition style without losing data. This will be turned off: Now we try again and see this: And here is stays, forever. UEFI - Shell If booting the installation media does not work, the setup can also be initiated via UEFI - Shell. During the Windows installation process, there is no difference to the "normal" installation of Windows, with the exception that boot partitions may be > 2TB in UEFI mode. Then comes the restart… Hmm not so good. In this kind of example, if you enable legacy support, you could install Windows 7, Windows Vista or Windows XP on a computer that has UEFI/EFI and not BIOS. Well, if you can convert GPT to MBR without losing data, you are able to install Windows 7 on GPT disk without formatting. Back to the installation page, you can select the newly created partition to install Windows 7 then. If destination disk is GPT style and you boot source USB/DVD the UEFI way there should be no problems installing Windows. Choose the installation media device. These problems might happen when you downgrade from Windows 8 to Windows 7 or perform a clean install of Windows 7 on an UEFI/GPT computer. Also in the BIOS setup should display UEFI boot options. Convert a Windows 7/8 BIOS (MBR) installation to UEFI (GPT) without moving, copying or losing data. UEFI firmware has a separate CSM module, but there are only two boot (and installation) modes for Windows 7/8/10 64-bit => (UEFI+GPT) or (BIOS[=CSM]+MBR). So you create a Gen2 VM and want to install Windows 7. Installing W7 on Intel ,100, 200, or 300 series chipsets (socket 1151) using UEFI/GPT (which was possible) may now be a moot point. UEFI gets recognized. Follow the on-screen instructions to install the Windows 10 on the fitlet2. Windows 7 does not support Secure Boot! You can check that on your computer manufacturer. Well oké, the installation is going fine. Prerequisites. 6. However, it was obvious that 32bit was still very important and that no one would be buying a 128bit OS, so Windows 8 x86 was made to support UEFI. I have a Toshiba and I want to install Windows 7 on it. 3. ThinkPad UEFI-Legacy Boot Priority PCs with Windows 8 and Windows 8.1 usually have UEFI/EFI installed and not BIOS, but PCs with Windows 7 will use the UEFI/EFI set with Legacy mode active. The selected disk is not of the GPT partition style” during Windows 7 setup? No USB 2.0 keyboard or mouse function unless you have PS2 ports and peripherals or W7 installation media having USB 3.0 drivers. 5. 2. Download and install Rufus onto the same computer that contains the Windows 7 image. My firmware is UEFI. If the original Windows 7 installation succeeded for you, you have a Gen2 UEFI which still provides the legacy BIOS INT10 emulation that Windows 7 requires to boot correctly in UEFI. One is to select 'Legacy MBR', but I am not sure if there are any more settings that need to be changed. Everything is good. A computer able to boot UEFI. The system will boot from the Windows installation media and Windos 10 Installation wizard will start. 7. 4. The same continued on with Windows 7 releases. Computer running Windows 8.1 or above 1. Launch Rufus and select YES on the User Account Control dialog box.