Can I permanently turn off iCoreService, which regularly uses 500% CPU?
Can I permanently turn off iCoreService, which regularly uses 500% CPU?
Use Activity Monitor to Kill Runaway Processes
Use Activity Monitor on your Mac
Runaway applications can shorten battery runtime, affect performance, and increase heat and fan activity.
Should the above not prove helpful, then nake an appointment at the Apple Genius Bar for service. If you need to find an Apple Store - Find a Store - Apple.