What is taskgated?
If you see taskgated running on your Mac, here is what this code signing enforcement process does.
Mac
Mac
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What is akd?
If you see akd running on your Mac, here is what this Apple authentication process does.
Mac
What is watchdogd?
If you see watchdogd running on your Mac, here is what this system health monitoring process does.
Mac
Useful macOS defaults: Preview
Handy defaults write commands for com.apple.Preview, controlling how Preview opens and displays files.
Mac
What is diagnosticservicesd?
If you see diagnosticservicesd running on your Mac, here is what this Apple diagnostics process does.
Mac
What is appinstalld?
If you see appinstalld running on your Mac, here is what this app installation process does.
Mac
What is NetworkLinkConditioner?
If you see NetworkLinkConditioner on your Mac, here is what this network testing tool does.
Mac
What is pcapd?
If you see pcapd running on your Mac, here is what this network capture process does.
Mac
Useful macOS defaults: Launch Services
Handy defaults write commands for com.apple.LaunchServices, controlling quarantine warnings and file associations.
Mac
What is lsd?
If you see lsd running on your Mac, here is what this Launch Services process does.
Mac
Homebrew - Difference between brew and brew cask
Homebrew has two main commands: brew for command-line tools and brew cask for graphical applications. Here is how they differ.
Mac
What is smbd?
If you see smbd running on your Mac, here is what this file sharing process does.
Mac
Useful macOS defaults: Mail
Handy defaults write commands for com.apple.mail, controlling how Apple Mail looks and behaves.
Mac
What is sysdiagnose?
If you see sysdiagnose running on your Mac, here is what this system diagnostic tool does.
Mac
What is iconservicesd?
If you see iconservicesd or iconservicesagent running on your Mac, here is what these icon management processes do.
Mac
What is postupgraded?
If you see postupgraded running on your Mac, here is what this post-update cleanup process does.
Mac
What is usernoted?
If you see usernoted in Activity Monitor consuming CPU, here is what it does and how to fix it.
Mac
Useful macOS defaults: System Preferences
Handy defaults write commands for com.apple.systempreferences, controlling the legacy System Preferences app.
Mac
What are the coredisplay and corestorage processes?
If you see coredisplay or corestorage processes on your Mac, here is what they do.
Mac
What is TrustEvaluationAgent?
If you see TrustEvaluationAgent running on your Mac, here is what this certificate trust process does.
Mac
What is startupdiskhelper?
If you see startupdiskhelper on your Mac, here is what this boot disk helper process does.
Mac
What is cloudd?
If you see cloudd running on your Mac or using a lot of CPU, here is what this iCloud process does.
Mac
What is DataDetectorsSourceAccess?
If you see DataDetectorsSourceAccess running on your Mac, here is what this data detection process does.
Mac
What is secd?
If you see secd in Activity Monitor, here is what this macOS process does and why it is running.
Mac
Useful macOS defaults: Disk Utility
Handy defaults write commands for com.apple.DiskUtility, controlling what Disk Utility shows.
Mac