: BitLocker technology may automatically begin encrypting your drive to prevent offline attacks, sending descriptive device information to Microsoft to manage recovery keys. Best Practices for Privacy & Security
: Windows automatically attempts to activate your license during setup. This process sends a hardware ID and your product key to Microsoft to verify the software is genuine. Post-Installation Setup and Data Collection
Once the base installation is complete, the "Out-of-Box Experience" (OOBE) allows you to make further privacy-related decisions:
: Turn off features like "Customer Experience Improvement Program" and "Error Reporting" in the Control Panel or via Group Policy to reduce data transmission.