Create Restore Point: Always do this first before applying changes.
The script is a PowerShell-based tool with a text-based menu. It does not auto-delete everything unless you tell it to.
"I wanted to create something that didn't just hack the registry blindly," Titus explained in a past stream regarding the tool's development. "The goal was to provide a visual interface where users can see exactly what is being toggled, rather than trusting a black box."
Here is a comprehensive guide to using the Chris Titus debloat script to reclaim your system resources. What is the Chris Titus Windows Utility?