How to clear cache on MacWhat cache is, whether it’s safe to delete, and how to clear app, browser, system and developer caches on a Mac by hand.
How to AirDrop from iPhone to MacHow to AirDrop from iPhone to Mac: let the Mac be found, send from the Share menu, where the files land, and what to do when the Mac doesn’t appear.
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.
Mac Wi-Fi not working: how to fix itMac Wi-Fi not working or connected without internet? Restart Wi-Fi and the router, rejoin the network, run Wireless Diagnostics, check VPN.
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.
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.
How to reset SMC and NVRAM on MacHow to reset SMC on Mac with Apple silicon, Intel with T2 and older Intel, and how to reset NVRAM (PRAM) on an Intel Mac, with Apple’s exact keys.
How to clear Go cache on Mac: go clean -cache and -modcacheHow to clear the Go build cache and module cache on a Mac with go clean -cache, -modcache and -testcache, and why rm -rf fails on ~/go/pkg/mod.
How to clear Teams cache on MacClear the Microsoft Teams cache on a Mac the way Microsoft documents it: quit Teams, delete two folders, restart. When it helps and what stays.
Mac not turning on: what to doMac not turning on? Check the power and the display, force a restart, reset the SMC on Intel, revive the firmware, and know when to contact Apple.
How to find Wi-Fi password on MacHow to find a Wi-Fi password on Mac in the Passwords app or Wi-Fi settings, share it with a QR code, and where to look on macOS Sonoma.
How to delete conda environments on MacHow to delete conda environments on a Mac with conda remove or Anaconda Navigator, export them first, and clear the package cache with conda clean.
How to find large files on MacHow to find large files on Mac with Storage settings, a Finder search by file size or Terminal, and what to check before you delete them.
How to clear Discord cache on MacDiscord has no clear cache button on Mac. Here’s how to clear Discord cache by hand: quit it and delete three folders. Messages and servers stay.
How to clear temporary files on MacWhat temporary files are on a Mac, how to clear them safely (a restart does most of it) and which temp folders you should never delete by hand.
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 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 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.
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 clear Composer cache on MacHow to clear Composer cache on a Mac with composer clear-cache, where the cache lives, and how to free the space taken by vendor folders of old PHP projects.
How to speed up a slow MacHow to speed up a Mac: find what slows it down in Activity Monitor, free disk space, trim login items, update and restart. No myths.
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.
Mac maintenance: how to keep your Mac clean automaticallyMac maintenance made simple: what a Mac really needs, and how to clean it automatically on a schedule with MacWashing’s auto-clean.
How to check battery health on MacBookHow to check battery health on a MacBook: Maximum Capacity and condition in Battery settings, the cycle count in System Information, and Apple’s limits.

Read next