What you’ll need # macOS Sonoma 14.3 or later (tested on macOS Sonoma 14.3) Administrator privileges on your Mac External drive or secondary internal volume for testing (backup all data first) Basic understanding of file systems (APFS, HFS+, exFAT) Terminal access for command-line operations Overview # This tutorial covers using Disk Utility and the diskutil command-line tool to repair disk errors, create partitions, and securely erase drives. You’ll learn both GUI and terminal methods for managing storage on macOS.
What you’ll need # Windows 10 (build 19041+) or Windows 11 (any build) UEFI firmware with Secure Boot enabled Administrator account access Basic understanding of PowerShell and Windows Update 500 MB free disk space for certificate updates Active internet connection for Windows Update Overview # Microsoft is deprecating older Secure Boot certificates in June 2026, requiring all Windows users to update their boot security certificates. This guide walks you through checking your current certificate status and installing the updated certificates to maintain system security and avoid boot failures.
What you’ll need # Windows 11 version 23H2 or later (build 22631+) Administrator privileges on your Windows account PowerShell 5.1 or later (built into Windows 11) Basic familiarity with PowerShell and Windows Registry Windows 11 Pro or Enterprise for Group Policy features (Home users can use Registry edits) Overview # This guide disables Windows 11’s AI-powered features including Recall snapshots, Copilot assistant, and background telemetry services. You’ll reduce resource usage, improve privacy, and remove taskbar clutter while maintaining system stability.
