Causes and solutions for macbook os x black screen

Causes and solutions for macbook os x black screen mac#

Solution: Power on or restart the computer while holding down the key. Symptoms: Apple computer does not boot or start up to the desktop.Д¬auses: When extensions prevent a computer from booting, itвЂ™s frequently due to an application that was installed or a login app thatвЂ™s causing the lockup. Continue holding the keys down until you hear the second Apple chime to clear the PRAM. You should hear the Apple chime before the computer reboots. Then power the device on while simultaneously holding down the +++ keys. However, certain changes might remain stagnant in residual memory which can lead to bizarre behavior(s). Symptoms: Boot issues, such as slow to start or halted startup.Д¬auses: PRAM is non-volatile memory used by the Apple computers to store configuration information. LetвЂ™s review 10 troubleshooting tips to help correct common OS X boot and performance issues.

Causes and solutions for macbook os x black screen mac#

However, for those times when a reboot doesnвЂ™t cut it (or perhaps exacerbates the problem), knowing some basic troubleshooting commands might make all the difference between getting your Mac up and running right away or scheduling an appointment at the Genius Bar or your friendly neighborhood IT pro. In fact, given that many Mac users tend to put their devices to sleep rather than power them off while not in use, most errors can be resolved with a simple reboot.

ItвЂ™s a modern OS thatвЂ™s as flexible as it is powerful, limited only by the end users operating the system.Д«ut that doesnвЂ™t mean that itвЂ™s not susceptible to errors, lock-ups, or other productivity-halting behaviors. Its UNIX underpinnings are mature, tested, and - more importantly - stable. Jesus Vigo covers 10 common troubleshooting solutions for Apple OS X and explains how and when to perform them.