If you don't, there are ways you can tweak your installation to get it working, but doing so can mean your PC won't get updates from Microsoft. Just keep in mind that to get Windows 11, you'll need to meet the system requirements. These two methods involve a clean install, so you'll end up losing files. You also can try the media creation tool as the fourth way to get Windows 11, or try using a Windows 11 ISO file and manually clean install the OS on your PC as the fifth way. These three ways involve no loss of files or data. The third way involves using Windows Insider Program. With the second way, you can force your PC to download it via the Installation Assistant. The best way is to wait to get it free via Windows Update on your PC. There are currently five major ways to download and install Windows 11.
A Windows 10 PC, access to the internet, optional USB drive