Right-click the Start button and select System, System info, System protection. Then click Configure (if necessary), and click the Turn on system protection option as pictured below, and then click ...

In the System Properties dialog, open the System Protection tab. Select your system drive (usually C:), click Configure, and select Turn on system protection.

On Windows 11, Microsoft makes many default configurations, but at least these seven features should also be considered to be enabled by default.