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Working on a Mac with many web apps open, without losing your place.
Keyboard remap on a Mac: the keys that earn a new place
A keyboard remap on a Mac happens at one of four layers, and the layer decides whether the change survives a restart, an app switch, or a new keyboard.
Create keyboard shortcuts for text on a Mac: typing the same line once
How to create keyboard shortcuts for text on a Mac: built-in Text Replacements, App Shortcuts, the Shortcuts app, and where each one stops working.
MacBook Air heating up and battery draining: one cause, two symptoms
MacBook Air heating up and battery draining usually share one cause. How to read the Energy pane, check cycle count, and find the load that produces both.
Why Is My MacBook Air Running So Slow: Memory, Tabs and Heat
Why is my MacBook Air running so slow: what the fanless design and fixed memory change about the diagnosis, and which readings are worth acting on.
MacBook Battery Draining Fast: The Browser Habits Behind It
A MacBook battery draining fast is usually a load problem, not a dead cell. How to read the Energy pane, separate wear from work, and fix the right habit.
MacBook Fan Loud While You Work: Finding the Tab That Causes It
MacBook fan loud all day: what Apple says is normal fan behaviour, how to find the process or browser tab driving it, and which fixes hold beyond the afternoon.
MacBook Migration Assistant: What It Carries and What It Leaves
A practical guide to MacBook Migration Assistant: where it lives, the four sources it reads, the prompts that matter, and the work it leaves for afterwards.
Hammerspoon on a Mac: scripting the layout you keep rebuilding
What Hammerspoon on a Mac actually is, what the first hour of setup costs, which macOS permissions it needs, and the one layer a window script cannot reach.