Privatezilla is a privacy settings tool Windows 10 released by the well-known tool developer Windows Builtbybel (or Mirinsoft).
It was originally called SpyDish, but Builtbybel rewrote it from scratch to release it as an open source tool called Privatezilla.
Like Shutup10, Privatezilla offers full control over Windows 10 privacy settings, including disabling telemetry, licenses, experiments, and other features that could allow Microsoft to collect your usage data.
To use Privatezilla, simply select the various ones settings you want to turn off. When you are ready, you can click Apply to apply the changes.
To see how each option can affect Windows 10 privacy, you can hover your mouse over the option for a brief description, as shown below.
If you encounter problems with the changes you made, you can always click the Revert button to go back to Windows 10 default settings.
To try Privatezilla, you can download it from its page project on GitHub.