How-Tos

Some Macs run into a glitch where a process called ApplicationsStorageExtension starts hogging CPU and RAM and making the system sluggish. Here’s what this process does and how to stop it from spinning out of control.

Is syslogd slowing down your Mac? Learn why this background process causes high CPU usage and how to fix it safely without losing critical system logs.

Mac users sometimes notice a process named mDNSResponder consuming a lot of bandwidth and congesting Wi-Fi. Here’s what this daemon does, why it can flood the network, and how to diagnose and fix mDNSResponder high data usage on macOS.

Macs running McAfee security tools sometimes suffer from VShieldScanner gobbling up RAM and CPU, slowing everything to a crawl. Here is what this process is, why it misbehaves, and how to tame it without sacrificing protection.

If your Mac’s fans ramp up while you’re barely doing anything and Activity Monitor shows identityservicesd near the top of the CPU chart, it’s easy to assume something’s wrong with the hardware.

If photoanalysisd is hogging CPU or memory on your Mac, here’s a complete, safe, and up-to-date guide to understanding why it happens and how to fix it.