The BIOS default of setting is ready for win11 OS install.

You can install Win 11 OS and don’t need to change the BIOS setting. Most BIOSTAR motherboards can support Win 11 OS, and their BIOS have built-in TPM2.0 (Software)(*) and Secure Boot options(**). If you are running a different edition of Windows in S mode, you will need to first switch out of S mode prior to upgrading. S mode is only supported on Home edition of Windows 11.Graphics card: Compatible with DirectX 12 or later with WDDM 2.0 driver.System firmware: Trusted Platform Module (TPM) version 2.0.Storage: 64 GB or larger storage device.Processor: 1 gigahertz (GHz) or faster with 2 or more cores on a compatible 64-bit processor or System on a Chip (SoC).Devices that do not meet the hardware requirements cannot be upgraded to Windows 11. In order to run Windows 11, devices must meet the hardware specifications.

There are new minimum hardware requirements for Windows 11. How to Setup BIOS for Windows11 in BIOSTAR MOTHERBOARD

This pc must support secure boot