The process of reinstalling the operating system on equipment from the company MSI has its own technical features that are often overlooked by users. Modern models such as the series GP66 or Raider, are equipped with specific drive controllers and security systems that require preliminary configuration before installation. If you skip the preparation step, the system may simply not see the hard drive or SSD drive, which will lead to an error at the partition selection stage.

High-quality customization BIOS/UEFI is the foundation for a successful installation of any version of Windows. Disabling legacy boot protocols and enabling the mode Secure Boot critical to the stable operation of new software. In this article, we will go through every step, from preparing the media to the final activation of the drivers, so that you get a laptop that is completely ready to use.

Preparing boot media and backups

The first step is always to save important data, since the process of formatting the disk will destroy all information. Create a backup copy of your documents, photos, and projects to an external hard drive or cloud storage, as once the installation begins, it will be impossible to return the files without special recovery utilities.

You will need a flash drive of at least 8 GB, which will be completely erased during the boot system creation process. Download the official tool Media Creation Tool from the Microsoft website or use the utility Rufus for more flexible configuration of image parameters.

  • 🔹 Check the integrity of the downloaded ISO image using SHA256 checksums.
  • 🔹 Make sure the flash drive is formatted to the file system FAT32 or NTFS depending on loading requirements.
  • 🔹 Disable all third-party antiviruses before recording the image so that they do not block access to the disk.

It is important to use the original Windows image, and not an assembly from third-party developers, to avoid conflicts with proprietary software from MSI Center. Using unofficial builds may result in a lack of support for sleep, hibernation, or power management functions, which are critical for mobile gaming stations.

Setting up BIOS and boot options for MSI laptops

Before inserting a bootable USB flash drive, you must enter the setup system BIOSby pressing the key Delete immediately after turning on the device. In modern models MSI the interface may look like a graphical shell, but the functionality remains standard for UEFI systems. Find the tab Settings and go to the section Advanced.

Here you need to change the operating mode of the SATA controller. If you plan to install Windows 10 or 11, the mode RAID often requires specific drivers that are not built into the standard installer. Switch to mode AHCI will simplify the process and ensure correct operation of the drive without additional manipulations with Intel RST drivers.

  • 🔹 Disable the feature Fast Boot to ensure USB ports are fully initialized at boot.
  • 🔹 Turn on the mode Secure Boot in section Security to protect against malicious code at startup.
  • 🔹 Set boot priority so that your USB drive is first on the list Boot Option #1.

If you see an error when booting from a flash drive, check that the mode is enabled UEFI, not outdated Legacy. Modern laptops MSI may not work correctly in mixed mode, which will make it impossible to install the system on a GPT disk partition.

📊 What MSI laptop model do you have?
  • Creator Series
  • Raider/GT Series
  • Prestige/Pro Series
  • Gaming series GP/GL/GP6/7

Windows installation process and working with partitions

After rebooting from the flash drive, you will see the standard Windows Installer window. Select your language, keyboard layout and press the button Install. At the activation stage, enter the license key or select I don't have a product keyif you plan to activate the system later through your Microsoft digital profile.

An important point comes when choosing the type of installation: be sure to choose Custom installation, not an update. This will allow you to completely clean the disk and avoid the accumulation of errors from the previous version of the system. Delete all existing partitions on the target disk by clicking the button Deleteuntil there is only one line left Unallocated space.

  • 🔹 If the drive is not detected, download the driver Intel VMD or Intel RST to the flash drive and specify the path to it in the disk selection window.
  • 🔹 Create a system partition of at least 100 GB in size for comfortable work and installation of games.
  • 🔹 Make sure that you create partitions in the mode UEFI, since the system will not be able to boot from Legacy markup.
What to do if the installer does not see the SSD?

Often the problem lies in the operating mode of the VMD (Volume Management Device) controller. Go to the BIOS, find the Advanced -> System Agent Configuration -> VMD Setup Menu section and disable the VMD Controller function. This will make the drive appear as a standard SATA/NVMe device.-->

After selecting the drive, the process of copying files will begin. Do not remove the flash drive until the stage is completely completed and rebooted. The screen may go dark several times, this is normal for modern laptops MSI with high refresh rate screens.

☑️ Checklist before reboot

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