Install Windows 11: the complete guide

Windows 11 is Microsoft’s newest operating system. With its new design, new applications and new features (improved tablet mode, Snap Layouts, DirectStorage technology, etc.), the latest OS from the Redmond company is full of novelties and appeals.

If your PC is Windows 11 compatible, you can install it now on your computer.

In this tutorial, we will see how to install Windows 11 from A to Z on a computer, step by step.

Upgrade: Are you on Windows 10 and want to upgrade your system to Windows 11? Follow this tutorial: Upgrade Windows 10 to Windows 11 for free.


To install Windows 11, you will need:

  • A PC with the minimum system requirements for Windows 11:
    • CPU: 1 GHz or higher, 2 cores minimum, 64-bit
    • RAM: 4 GB or more
    • Disk: 64 GB or more
    • GPU: DirectX 12 compatible with WDDM 2.0 driver
    • Motherboard with UEFI firmware
    • TPM 2.0 security chip
  • An ISO of Windows 11
  • A USB key of at least 8 GB

Install Windows 11 on a PC

Create Windows 11 Installation USB Key

First step, you have to create a Windows 11 installation USB key.

Start by downloading an ISO of Windows 11.

Then create your Windows 11 installation USB key from the downloaded ISO using the Rufus software.

Rufus software

Enable TPM 2.0

Second step, you must activate the TPM 2.0 security chip in the UEFI settings.

Enable TPM

Note: if you do not have a TPM 2.0 security chip, you can still install Windows 11 by forcing its installation (see below).

Boot the PC from the USB key

Third step, you have to start your computer from the Windows 11 installation USB key that we have just created.

If you are on Windows 10, you can achieve this easily by opening Advanced Boot Options > Use Device > EFI USB Device.

Install Windows 11

Fourth step, install Windows 11 on the disk (SSD or HDD) of your computer:

1. After selecting the USB drive from the boot menu, press any key on your keyboard to start the Windows 11 installer.

boot from cd or dvd

2. Choose your language preferences.

Windows 11 setup

3. Click the Install Now button.

Windows 11- Install now

4. At the “Activate Windows” window, depending on your situation:

  • you have a branded PC with Windows 11 pre-installed: you do not have this window. The installer automatically reads the Windows 11 product key present in the computer’s motherboard.
  • you have a Windows 11, 10, 8.1 or 7 product key: enter your product key.
  • your PC has a Windows 11 digital license obtained after upgrading from Windows 10 to Windows 11. Click “I don’t have a Product Key”: Windows 11 will automatically activate a once the installation is complete.

Windows 11 - enter active key

5. If you clicked “I don’t have a Product Key”, select the edition of Windows 11 to install.

Windows 11 - select os to install

6. If you try to install Windows 11 on a computer without TPM 2.0 or Secure Boot, you will get the following error message:

This PC can’t run Windows 11
This PC does not meet the minimum system requirements to install this version of Windows. For more information visit

7. Accept the terms of the license agreement.

Windows 11 - terms and conditions

8. Select the Custom: Install Windows only (advanced).

Windows 11 - installation type

9. At the “Where do you want to install Windows?” », depending on your situation:

  • your disk is blank: select the unallocated space then click Next.
    Windows install emplacement
  • your disk contains an old Windows installation:
    1. you want to keep a copy of the old Windows in the C:\Windows.old folder: select the Windows partition (the largest, of the Main type) then click Next.
    2. you want to erase the old Windows: select the Main > Format > OK partition then click Next.

10. Wait while Windows 11 installs.

Installing windows 11

11. After Windows 11 installation is complete, your computer will restart. Make sure that it boots from the system disk (the one on which you installed Windows 11) and not from the Windows 11 installation USB key.

Windows 11 is installed: now let’s go to the configuration of Windows 11.

Configure Windows 11

Fifth and final step, setting up Windows 11 through the OOBE (Out of Box Experience), a series of screens that prompt you to accept the license agreement, connect to the Internet, and configure certain Windows settings and features :

1. Select English as the display language.

2. Select the country United States.

3. Select US as the keyboard layout.

Windows 11 -install choose keyboard

4. Add a second keyboard layout if needed.

Windows 11 - add second keyboard layout

5. Wait while checking for updates.

Windows 11 - check for update

6. Give the computer a name.

Windows 11 - rename-pc

7. Select Set up for personal use.

windows 11 - setup devise option

8. Sign in with your Microsoft account or create one to take advantage of all Windows 11 features.

Windows 11 - Add Microsoft account

on Windows 11 Professional: click Sign-in options > Offline account.

9. Create a PIN to sign in to your computer faster.

Windows 11 - create PIN code

10. If you already had a Windows computer, you can restore your settings and preferences to this new PC.

Windows 11 - Welcome Window

11. This is followed by screens concerning telemetry and data collection. Unless you have a particular need, it is recommended to refuse all settings that collect personal data.

Windows 11 - Choose privacy settings

12. If you want personalized recommendations in Windows 11, select the way(s) you plan to use your computer. For more privacy, select Ignore.

Windows 11 - Customize experience

13. Wait while the Windows 11 installation process completes.

Windows 11 - final install

14. Once the installation is complete, skip the lock screen and log in with your user account.

15. You arrive on the Windows 11 Desktop: discover and enjoy your new operating system!

Windows 11 - successfully installed

Congratulation ! You have installed Windows 11 on your computer

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  1. I installed windows 11 on my new computer, but I made a mistake I forgot to declare the numeric keypad! !
    I found on the internet :
    Open Registry Editor. Double click on the InitialKeyboardIndicators value. In the Value data field, enter 2 to enable the numeric keypad at startup. Click the OK button.
    I do not know how to do it. Who can help me please?

  2. Hi,
    I created a bootable USB key with Rufus as indicated with the latest ISO of windows 11. When I wanted to install it, my PC refuses to start on it, yet I did the necessary in my UEFI BIOS. Could it be that I had to deactivate Secure Boot to create my key, and then reactivate it to do the install?

  3. Hello
    I installed windows 11 on my old laptop without tpm2 or secure boot, no problem happened and the updates are done without worries.

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