Tools like Ventoy allow you to simply copy multiple ISOs (Windows 121, Ubuntu, Hiren’s BootCD) onto one USB and choose which one to boot at startup.
This will create a virtual DVD drive. Open this drive and double-click the
: The installation process will copy files, install features and updates, and finalize the installation. Your computer may restart several times during this process.
Whether you are installing on a or dual-booting with another OS. windows 121 iso file install
: Select the drive where you want Windows installed. If it's a clean install, delete existing partitions on that drive until it shows as "Unallocated Space." 5. Configuration (OOBE)
To safely upgrade your system or perform a clean installation using official Microsoft ISO files, you should use the official, verified channels for . Below is a comprehensive guide to understanding the current state of Windows development and the exact, safe procedure for downloading and installing official Windows ISO files. The Reality Behind "Windows 12" and "Windows 121"
With your bootable USB ready, you must tell your computer to boot from it rather than the existing hard drive. Tools like Ventoy allow you to simply copy
If you are looking to install the most current version of Windows from an ISO file, you should use the official channels for Windows 11: Download Windows 11 - Microsoft
As of June 2026, . Instead, Microsoft has focused its recent operating system development on evolving Windows 11 through major iterative platform updates, including the latest Windows 11 version 25H2 and upcoming builds like 26H1 .
Change the so the USB drive is the first priority. Save and exit. 4. Follow the Setup Wizard Your computer may restart several times during this process
Use pnputil or download Snappy Driver Installer (open source).
Get-FileHash -Path "C:\Users\YourName\Downloads\your-windows11.iso" -Algorithm SHA256