How to lock screen on MacHow to lock screen on Mac: Control-Command-Q, the Apple menu, Touch ID or a hot corner, and how to make the Mac lock itself when you step away.
How to delete Time Machine backups on MacHow to delete Time Machine backups and local snapshots on Mac, and why macOS usually frees that space by itself.
How to clear VS Code cache on MacHow to clear VS Code cache on a Mac: which folders are cache, which hold your settings, extensions and unsaved files, and how to delete the cache safely.
How to clear media cache in Premiere Pro on MacClear media cache in Premiere Pro on a Mac from Settings › Media Cache, turn on automatic cleanup and find the Adobe cache folder.
How to install Linux on MacHow to install Linux on Mac: in a virtual machine on any Mac, with Asahi Linux on M1 and M2 Macs, or next to macOS on an Intel Mac.
How to back up a MacHow to back up a Mac with Time Machine to an external drive, why iCloud Drive is not a backup, and how to restore with Migration Assistant.
cargo clean: how to clear the Cargo cache on MacWhat cargo clean deletes, how to clear the Cargo cache in ~/.cargo on a Mac, and how to free the space taken by target folders of old Rust projects.
How to clear Telegram cache on MacHow to clear Telegram cache on a Mac in Telegram and Telegram Desktop, and how to limit it. Your chats stay in the cloud.
How to install a DMG file on Mac: MacWashing as an exampleHow to install a DMG file on Mac step by step, using MacWashing: open the disk image, drag the app to Applications, first launch and Full Disk Access.
App permissions on Mac: see which apps can use your camera and moreApp permissions on Mac: where to allow camera, microphone and screen recording, and how to see and revoke every app’s access at once with MacWashing.
How to type emoji on MacHow to type emoji on Mac: Control-Command-Space or the Globe key opens the emoji picker. Search, skin tones, favorites and the Globe key setting.
Large file finder for Mac: find big and old filesA large file finder for Mac lists your biggest files in one place. How to find big and long-forgotten files with MacWashing and delete the ones you don’t need.
How to show hidden files on MacHow to show hidden files on Mac with Command-Shift-Period in Finder, open the hidden Library folder, list hidden files in Terminal, and what not to touch.
How to check Mac model and yearHow to check Mac model, year and chip in About This Mac, find the model identifier and serial number, and identify a Mac that won’t turn on.
How to switch between windows on MacHow to switch between windows on Mac: Command-Tab between apps, Command-` between windows of one app, Mission Control, App Exposé and Stage Manager.
How to uninstall Node.js on Mac completelyHow to uninstall Node.js on a Mac: installed from nodejs.org, with Homebrew or with nvm (nvm uninstall), and how to check that node is gone.
How to empty Trash on MacHow to empty Trash on Mac, delete one item right away, empty it automatically after 30 days and what to do when the Trash won’t empty.
How to free up space on MacHow to free up space on Mac and clear storage: see what fills the disk, turn on Apple’s recommendations, then delete downloads, backups and caches.
Where iPhone backups are stored on Mac and how to delete themWhere iPhone backups are stored on Mac, how to see what they take and how to delete old iPhone and iPad backups safely in Finder.
How to uninstall apps on Mac completelyThree ways to delete an app on a Mac, where its leftovers stay, how to remove them by hand and what to do when an app won’t delete.
How to change Mac nameHow to change Mac name in System Settings › General › About, how to change the local hostname, and where other devices see the name of your Mac.
yarn cache clean: how to clear Yarn cache on MacHow to clear Yarn cache on a Mac: yarn cache clean in Yarn 1 (Classic), --all and --mirror in Yarn 2 and later, and where each version keeps it.
How to boot Mac into Recovery ModeHow to boot a Mac into Recovery Mode on Apple silicon and Intel, Internet Recovery key combinations, and what you can do in macOS Recovery.
How to clear Gradle cache on MacHow to clear Gradle cache on a Mac: what ./gradlew clean really deletes, how to stop the daemon and empty ~/.gradle/caches, and old Gradle versions.

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