The registry, NTFS, the security model, and the enterprise tooling behind Microsoft's OS.
How Group Policy Objects, ADMX templates, and the client-side refresh cycle turn Active Directory structure into enforced machine configuration.
How Microsoft's 1975 founding led, eighteen years later, to hiring a DEC operating-system veteran to build Windows NT from scratch.
A complete BitLocker setup covering TPM requirements, the recovery key you must save externally, and how to verify encryption actually completed.
A complete walkthrough using the official Media Creation Tool, plus how to verify the resulting USB actually boots before you need it in an emergency.
Configuring File History for continuous, versioned backups of your personal files, and actually restoring a previous version when you need one.
Creating specific, scoped inbound and outbound Windows Firewall rules with PowerShell, rather than the common mistake of disabling it entirely.
Enabling Remote Desktop the right way — Network Level Authentication, a non-default port, and firewall scoping — rather than exposing RDP openly.
A complete guide to enabling System Restore, creating restore points at the right moments, and actually rolling back correctly when something breaks.
Customizing Windows Terminal's settings.json and your PowerShell profile script, plus how fragment extensions and keybindings fit into the same configuration layers.
A complete walkthrough enabling Windows Sandbox for running untrusted applications in a clean, disposable, isolated environment — no separate VM image to manage.