You can select which of the installation is the default, and you can change the default timeout, so you don't have to wait half a minute to auto-select the option to start the operating system. For example, you can change the name of the option during startup, so they are clear to identify. However, you can always customize the settings. The boot manager will configure automatically during the second installation process. You can always check manually on Settings > Windows Update and click the Check for updates button. Once you complete the steps, when a new preview is available in the Dev Channel, it will download and install automatically. Select the edition of Windows 11 in the Dev Channel.

Open the Windows Insider Preview Downloads page (opens in new tab).

To download the latest preview of Windows 11, use these steps: In this guide, we're choosing to set up a second installation of Windows 11 available through the Dev Channel, which allows you to test upcoming features without compromising your current installation and files. You can create a dual-boot setup with virtually any operating system (excluding macOS), such as a previous version of Windows or any Linux distribution. You can also refer to these instructions (opens in new tab) if you need to recover your computer from backup. Once you complete the steps, a backup of the current state of the computer will be created.

Select additional drives to include the in backup (if applicable).

Windows dual boot macos