What is com.apple.WebKit.Networking on Mac?

Handles downloads and connections for Safari and web views.

Web networking · Review

Why is com.apple.WebKit.Networking using so much CPU?

Busy while pages or apps download a lot of data.

Should you quit com.apple.WebKit.Networking?

Maybe. com.apple.WebKit.Networking isn't part of macOS, but an app you use may need it. If you don't recognize what it's doing, quit the app it belongs to rather than the process itself.

Is com.apple.WebKit.Networking a virus?

Not by itself. com.apple.WebKit.Networking comes from software you or your company installed. If you don't recognize the app it belongs to, look it up before quitting it, and remove apps you no longer use.

How to check com.apple.WebKit.Networking on your Mac

Open Activity Monitor (Applications › Utilities), choose the CPU tab and type com.apple.WebKit.Networking in the search field. The % CPU column shows how busy it is: 100% means one full processor core. The Memory tab shows how much memory it uses. Activity Monitor shows numbers but doesn't say what they mean; WhySlow explains com.apple.WebKit.Networking in plain English and only flags it when it is really slowing your Mac down.

What to do if com.apple.WebKit.Networking stays busy

Quit or update the app that com.apple.WebKit.Networking belongs to. Updates often fix runaway helpers.
If you don’t use that app anymore, uninstall it so com.apple.WebKit.Networking stops running in the background.
Check System Settings › General › Login Items for helpers you don’t need at startup.

How WhySlow helps with com.apple.WebKit.Networking

Shows how much CPU and memory com.apple.WebKit.Networking is using right now, in plain English.
Tells you when com.apple.WebKit.Networking is the real cause of a slow Mac, and when it isn't.

See what's slowing your Mac right now

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