What is FileCoordination?
If you see FileCoordination running on your Mac, here is what this file access coordination process does.
Mac
macOS
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What is findmymac?
If you see findmymac running on your Mac, here is what this device tracking and security process does.
Mac
What are the managedclient processes?
If you see managedclient processes running on your Mac, here is what these device management processes do.
Mac
What is CSCSupportd?
If you see CSCSupportd running on your Mac, here is what this client-side caching process does.
Mac
What is odproxyd?
If you see odproxyd running on your Mac, here is what this directory services process does.
Mac
What is RFBEventHelper?
If you see RFBEventHelper running on your Mac, here is what this screen sharing process does.
Mac
Useful macOS defaults: Desktop Services
Handy defaults write commands for com.apple.desktopservices, controlling .DS_Store files and Finder behaviour.
Mac
What is locationd and why does it want to use Location Services?
If you see locationd running on your Mac or get location permission prompts, here is what this process does.
Mac
What is diskimagesiod?
If you see diskimagesiod running on your Mac, here is what this disk image process does.
Mac
What is cfnetwork.cfnetworkagent?
If you see cfnetwork.cfnetworkagent running on your Mac, here is what this networking process does.
Mac
What are timed, sntpd, and tzlinkd?
If you see timed, sntpd, or tzlinkd running on your Mac, here is what these time synchronisation processes do.
Mac
Useful macOS defaults: Screenshots
Handy defaults write commands for com.apple.screencapture, controlling screenshot format, location, and behaviour.
Mac
MacPorts, Fink and Homebrew
There are three main package managers for macOS: MacPorts, Fink and Homebrew. Here is how they compare.
Mac
What is sandboxd?
If you see sandboxd running on your Mac, here is what this app sandboxing process does.
Mac
Useful macOS defaults: TextEdit
Handy defaults write commands for com.apple.TextEdit, controlling how TextEdit opens and saves files.
Mac
What is systemsoundserverd?
If you see systemsoundserverd running on your Mac, here is what this system sound process does.
Mac
What are DumpGPURestart and DumpPanic?
If you see DumpGPURestart or DumpPanic processes on your Mac, here is what these crash diagnostic processes do.
Mac
Simulate slow internet connections on a Mac
How to throttle your network connection on macOS to test how your app or website behaves on a slow connection.
Mac
What is diskmanagementstartup?
If you see diskmanagementstartup on your Mac, here is what this disk initialisation process does.
Mac
Find your IP address from the command line
How to find your local and public IP address using Terminal on a Mac.
Mac
What is installd?
If you see installd consuming a lot of CPU in Activity Monitor, here is what it is and what you can do about it.
Mac
Useful macOS defaults: Safari
Handy defaults write commands for com.apple.Safari, controlling the developer menu, privacy, tabs, and more.
Mac
What is apsd and why is it connecting to Apple servers?
If you see apsd making network connections from your Mac, here is what this process does.
Mac
What is wifiFirmwareLoader?
If you see wifiFirmwareLoader running on your Mac, here is what this Wi-Fi firmware process does.
Mac
What is SubmitDiagInfo?
If you see SubmitDiagInfo running on your Mac, here is what this diagnostic submission process does.
Mac