Fix common problems, and handle uncommon problems like a pro!Updated January 23, 2019Macs are generally quite reliable as computers go, but they can still experience significant problems. In this essential guide from best-selling author Joe Kissell, you'll learn key troubleshooting skills that will help you address the most common and frustrating Mac irritations. You'll also learn what to do when you encounter a problem for which you can't find a ready-made solution. (Step one: Don't panic!)Whether your Mac won't turn on, experiences crashes or kernel panics repeatedly, can't connect to the internet, or exhibits any of numerous other misbehaviors, this book has the calm, friendly advice you need to find a solution. This book covers 10.9 Mavericks or later, including 10.14 Mojave.You'll learn these 17 basic troubleshooting procedures (along with the reasons they can help):Force-quit an appRestart your MacLog in to another user accountStart up from another volumeRun disk repair utilitiesErase and restore from a backupRepair permissions (in Yosemite and earlier)Start up in safe modeCheck preference filesReset NVRAM or SMCUse Activity MonitorCheck free disk spaceCheck log filesClear cachesCheck your RAMTest for reproducibilityGet system informationJoe also explains how to solve 21 common problems, including:Your Mac won't turn onYour Mac stalls during startupYour Mac keeps turning itself offYour fan runs excessivelyYour Mac is abnormally slow (read Take Control of Speeding Up Your Mac for full details)You can't empty the TrashAn app grinds to a haltAn app crashesYou experience repeated kernel panicsThe keyboard or mouse doesn't workYou lose your internet connectionPrinting doesn't workSpotlight searches failKeychain (seemingly) forgets passwordsApple Mail fails to connectTime Machine misbehavesA volume won't unmountThe "e;Open With"e; menu contains errorsiCloud Data doesn't sync properlyContinuity features failYour laptop's battery misbehaves