A Windows clean install can remove all files, parameters, and apps on a computer.

It is a good choice if you want to sell your system or give it to others.

How to Clean Install Windows 10 21H1?

download Windows 10 21H1 Media Creation Tool

The new owner can use the machine as a new one.

Well then, how to perform a Windows 10 21H1 clean install?

Here is a graphic guide.

click Yes to close User Account Control

It is a free Windows 10 21H1 ISO file creator.

Double-hit the tool to open it.

When you see theUser Account Controlinterface, clickYesto continue.

click Accept<

When you see the following interface, click theAcceptbutton to continue.

SelectCreate installation media (USB flash drive, DVD, or ISO file) for another PC.

On the next page, the language, edition, and architecture are selected by default.

select create installation media and click Next

The connected USB flash drive appears.

you gotta see to it it is selected.

The Windows 10 21H1 Media Creation Tool will begin to download Windows 10 and then creating Windows 10 media.

select language, edition, and architecture

you gotta wait patiently until the whole process ends.

When the process ends, you will see the following interface.

ClickFinishto exit the interface.

select USB flash drive

Here is a full guide.

Shut down your gear.

Boot your machine into BIOS.

click Next

Set your rig to start with the Windows 10 USB medium.

When you see the Windows Setup interface, you should click theNextbutton to continue.

If not, you could clickI dont have a product keyto continue.

downloading windows 10

go for the Windows 10 version you want to install.

SelectI accept the license termsto continue.

Click theDeletebutton to continue.

your USB flash drive is ready

A small window pops up, prompting the risk of deleting this partition.

ClickOKto confirm the deletion.

SelectDrive 0 Unallocated Space.

Windows Setup

The newer owner can complete the Windows 21H1 out-of-box experience.

However, if you still want to use it, you should probably do it yourself.

The Windows 10 out-of-box experience will start from theLets start with regioninterface.

click Install now

it’s possible for you to select your region.

Then, continue with the keyboard layout selection, account creation, password setting, etc.

When you see the default desktop, your experience ends.

I don’t have a product key

Here are the things you should check.

Check Missing Drivers

Right-click Start and selectDevice Manager.

Then check whether there are devices that have a yellow or red mark.

select the Windows version you want to install

The unknown drivers are also the issued drivers.

If there are, you should probably update them.

Restore Your Backup

The data restore method depends on which data backup tool you are using.

I accept the license terms

Additionally, you also need to confirm your Windows 10 is activated.

After clean installing Windows 10, you also need to install your needed apps on your system.

Bottom Line

This is the full guide to clean install Windows 10 21H1 on your setup.

install Windows only

It is easy to do this.

Just follow the guide in this post.

select the system partition to delete

click Next

Installing Windows

Download and Install Windows 10 21H2 ISO File (64-bit & 32-bit)