Tips & tricks

iPhone: tapping the back triggers anything

A double-tap on the back of your phone can launch the flashlight, a screenshot, or a shortcut. A hidden button hardly anyone knows about.

In-depth guide · 16 min

“Explain it to me like…” — AI as a private tutor

A complete guide with prompts: explanations at your level, the Feynman technique, test questions from your notes, and the trap of illusory understanding.

Zoom the page: Ctrl+plus, minus, and zero

Ctrl++

Tiny text on the web isn't something you have to live with. Ctrl and your scroll wheel (or +/−) zoom the page in, Ctrl+0 resets it.

Night light: warmer colors after sunset

Blue light in the evening delays falling asleep. Windows can automatically warm up the screen after sunset.

Focus modes: every activity gets its own rules

Set up a Work mode that lets through only colleagues and family — synced to your iPhone and Apple Watch too.