HOA 232: Activity Monitor

Learn why Activity Monitor is the macOS tool experienced users trust first to diagnose hidden memory drains, runaway CPU usage, and behind-the-scenes energy hogs. Mastering a single built-in tool can put real-time answers and expert-level control right at your fingertips.

• Quick Access Methods: Spotlight, Finder, and Utilities Folder
• Five Main Tabs: CPU, Memory, Energy, Disk, and Network Explained
• Sorting and Identifying Resource-Heavy Processes in CPU Tab
• Understanding Percent CPU, Multi-Core Macs, and High Usage Scenarios
• Spotting and Managing Frozen or Runaway Apps via Activity Monitor
• The Importance of the Kind Column: Rosetta Support and Apple Silicon Transition
• Using Memory Tab and Pressure Graph to Gauge RAM Health
• Sorting by Memory to Find Leaky or Misbehaving Apps
• Energy Tab Insights: Finding Battery-Draining and Power-Hungry Apps
• Disk Tab: Diagnosing Read/Write Issues and Competing Background Tasks
• Network Tab: Tracking Data-Heavy Apps and Monitoring for Security
• Live Dock Icon Graphs for CPU, Network, and Disk Usage
• How to Force Quit or Inspect Troubled Processes in Activity Monitor
• Homework: Add Activity Monitor to Dock and Monitor Rosetta Apps Before Support Ends

Host: Mikah Sargent

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