How-Tos MacBook Air

Some Mac users notice processes called mediaanalysisd and mediaanalysisd-access sitting at the top of Activity Monitor while a hidden com.apple.mediaanalysisd folder quietly grows to tens of gigabytes.

The “Unapproved caller. SecurityAgent may only be invoked by Apple software” alert on Mac can freeze the screen, block logins, and look suspiciously like malware. Here’s what it actually means, why it appears, and how to stop it from popping up.

A built-in macOS process called searchpartyd sometimes goes off the rails and monopolizes CPU on a Mac. Here’s what it does, why it can spike resource usage, and how to bring it back to normal.

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.