Installing Windows 11 on a modern PC requires proper UEFI BIOS settings to ensure compatibility, security, and optimal performance. This guide reviews the best UEFI BIOS configurations for a clean Windows 11 installation.

Preparation Before Adjusting BIOS Settings

Before modifying BIOS settings, back up your data and ensure your motherboard firmware is up to date. Accessing the BIOS typically involves pressing a key like F2, Delete, or Esc during startup.

Essential UEFI BIOS Settings for Windows 11

1. Enable UEFI Mode

Switch from Legacy BIOS to UEFI mode to meet Windows 11 requirements. This setting is usually found under Boot or Boot Mode options.

2. Secure Boot

Activate Secure Boot to enhance security and enable Windows 11 compatibility. This feature prevents unauthorized bootloaders from running.

3. TPM 2.0 Support

Ensure TPM (Trusted Platform Module) 2.0 is enabled. If your motherboard has a dedicated TPM module, enable it. For systems without a hardware TPM, enable firmware TPM if available.

4. CSM (Compatibility Support Module)

Disable CSM to run Windows 11 in pure UEFI mode, which is a requirement for secure boot and modern OS features.

1. Fast Boot

Enable Fast Boot to reduce startup time. However, disable it temporarily if troubleshooting boot issues.

2. SATA Mode

Set SATA Mode to AHCI for optimal SSD performance and compatibility with Windows 11.

3. XMP Profile (Memory Profile)

Enable XMP or DOCP profiles to run RAM at its rated speed, improving system stability and performance.

Final Checks and Installation

After configuring BIOS, save changes and restart. Proceed with the Windows 11 installation, ensuring your system recognizes the drive and boot mode is set to UEFI.

Proper BIOS settings streamline the installation process and ensure your system is secure, fast, and ready to use Windows 11’s latest features.