You want to download and install Windows 11 ISO from a USB drive on your computer. Here’s how to perform a clean install of Windows 11.
Whether it’s on a newly installed computer or to clean up the past, it can be easy to perform a brand new install of Windows 11. Here is our complete guide to downloading and installing Windows 11 properly.
What you need: Prerequisites for installing Windows 11
Before starting operations, you should already take care of having everything you need.
For this last point, if your device is already running Windows 11 and you haven’t modified the hardware, the system should be able to restore the license. Otherwise, it will be possible to purchase a license after installing the system. You can also purchase a license online for Windows 11.
Download Windows 11 ISO
Guide Step 1: Download Windows 11. It is very easy to do and completely legal since Microsoft provides ISO for their operating system on their website. ISO is actually a file identical to the system installation DVD image, an exact copy.
On this page, choose Download under “Download Windows 11 Disk Image (ISO)” to directly recover the ISO file. You must first select the French language in our case. Click “64-bit download” to start the download. The installation file weighs approximately 4 GB.
Create a USB key to install Windows 11
To create a USB drive to install Windows 11, there are two ways. The first is to use the utility from Microsoft that I used in the “Download Windows 11 ISO” step. Instead, we recommend a tool that has proven itself for a very long time: Rufus.
Here are the steps for creating a USB drive using the utility. Note that The data on your USB drive will be deleted.
- Insert the USB stick into the computer
- Rufus . launch
- Verify that the USB key is correctly selected in the Device field
- Click “Select” in front of “Disc or ISO Image”
- Choose the Windows 11 ISO file
- Rufus should automatically configure itself to generate the key, here are the settings to check:
- GPT partition scheme
- UEFI destination system
- FAT32 file system
- Quick Format Check
- Once you have checked the settings, click “Start” and agree to format your USB key
After a bit of waiting, we can move on to installing Windows 11.
Activate TPM 2.0 on your PC
Among the items required to install Windows 11, your computer should be The TPM 2.0 option is enabled.
The process depends on the brand of the computer, but usually involves accessing the motherboard’s UEFI BIOS and enabling the corresponding option for the TPM in the security settings.
Start the computer from the USB drive
You should now start your computer from a USB key with the Windows 11 installation files.
If your computer is new, just start the computer with the USB key connected to the computer.
If your computer is running Windows 8, 10 or 11, the process is simple. Simply hold down the “shift” key on your keyboard while selecting “reboot” from the lock screen or start menu. When the text on the screen changes to “Please wait. Instead of “Please wait,” you can release the “shift” key. Choose “Use a device” and select the USB key (possibly with EFI or UEFI mentioned).
In other cases, you have to access your computer’s UEFI, most often by pressing F2 or Del when the device starts up. You must then select to boot from USB key or modify the boot sequence to put the USB key in the first position.
Windows 11 installer
When the USB key is detected at startup, press one of the keys on the keyboard to start the installation.
Choose your language preference and select “Install Now”.
Then comes the step of activating Windows.
- If your PC already has Windows 11 installed, you can skip this step with the “I don’t have a product key” option (Windows 11 will automatically activate without a key)
- If your PC already has a registered Windows 11 license (Manufacturer PCs): Step is skipped automatically
- If you have a Windows 7, Windows 8.1, Windows 10 or Windows 11 product key: You can enter it now
In the first case, you will have to manually choose the version of Windows that matches your license.
Accept the license agreement and select the option “Custom: Install Windows only (advanced)”
Here, you will have to choose the storage space on which you want to install Windows 11.
- Be careful, this is an important step that can lead to data loss.
If it’s a new computer, click on the hard drive or SSD storage that’s available for this purpose (you can locate it with a gigabyte capacity, usually drive 0) and directly click “Next” without choosing another option.
If this is an already used PC and you just want to upgrade to Windows 11 without losing anything, click on your hard drive or SSD storage including current installation and click next.
If a computer has already been used and you agree to delete the data to start over: Select the corresponding drive partitions one by one and choose the “Delete” option at each step. If drive 0, you will delete partition 1, partition 2, etc. Even drive 0 does not understand any partitions. Then select that drive and choose Next.
Windows 11 installation starts and everything is now done automatically.
Configure Windows 11
The computer restarts automatically, you can remove the USB drive, and Windows 11 starts for the first time. You should now proceed with the configuration steps.
- Select a region (France)
- Select the desired keyboard layout (French)
- Select Skip if you don’t need a second keyboard layout
- Choose a name for your computer
- If you have Windows 11 Home Edition, it is necessary to set up a Microsoft account online
- If you have the professional version, choose Connection Options and then Offline Account if you don’t want to use a Microsoft account
- You then have to answer various Microsoft questions about data under the GDPR.
Now there you have it, Windows 11 is installed and configured on your machine. We recommend that you take a tour of the Microsoft Store and Windows Update to download and install the latest updates, as well as driver updates for installed components.
If your computer has a dedicated graphics card, go to AMD, Nvidia, or Intel to download the latest graphics drivers.
After these steps to update and install drivers, your PC is ready to use. do not hesitate To consult our tutorials for Windows 11 To learn how to master the system. We explain to you in particular, for those interested, how Download the update without waiting for it to be published.