How to install Windows 11 on a Windows 10 computer without losing data?

Pachole The Windows 11 Installation Assistant is a tool provided by Microsoft to help users upgrade their existing Windows 10 operating system to Windows 11. It simplifies the upgrade process by automating many of the steps required to perform the installation.

Before starting, ensure your PC meets the minimum system requirements for Windows 11. Microsoft provides a PC Health Check tool to verify compatibility.

First, download Windows 11 Installation Assistant from Windows 11 product page.  Locate the downloaded file (usually named Windows11InstallationAssistant.exe) and double-click it to run the program.

The Installation Assistant will check your PC for compatibility. If your PC is compatible, you will see an option to upgrade to Windows 11. Click "Accept and Install" to start the installation process.

The Installation Assistant will download the necessary files for the upgrade and finally install Windows 11 on your Windows 10 computer. This process may take some time depending on your internet connection speed. Once the download is complete, the tool will begin the installation process. Your PC may restart several times during this process. Follow any additional on-screen instructions to complete the installation.