Delete Activity Monitor’s Plist File via Finder Note: Make sure you force-quit Activity Monitor before you proceed.

There are two different ways to delete the plist file. When you relaunch the app, a new preference list file will be created, which should restore the missing Activity Monitor column. Sometimes, it could cause the app to freeze or crash.ĭeleting the corrupt plist file will refresh the Activity Monitor. If the file gets corrupt, some features of the Activity Monitor may fail to work. This preference list (plist) file holds the Activity Monitor’s settings and configurations. Delete Activity Monitor’s Preference File If the missing column is already checked but still not showing up in the Activity Monitor, uncheck it and select it again. Step 3: Finally, select the missing column from the menu. Step 2: Next, hover the cursor on Columns. Step 1: Launch the Activity Monitor and click View on the menu bar. Head into the app’s settings menu and make sure the missing columns are enabled. If some columns are still missing after resizing the columns, the problem is easily fixable. Reconfigure Activity Monitor’s View Settings This will move and reveal the hidden columns. Resizing the Visible Columnĭrag the divider or separator beside the Process Name column to the left. This scrolls the content of the Activity Monitor to the right, revealing hidden columns. Place two fingers on your trackpad and swipe them to the left. Expand the Activity Monitor WindowĬlick the green button at the top-right corner to view all hidden columns. They’ve only been hidden or pushed far too much to the right. If Process Name is the only column listed in the column title bar, other columns aren’t missing. If that doesn’t help, restart your Mac and check if the columns have been restored. Before you proceed, you could try force-closing Activity Monitor.

Process monitor mac tray