What's happening to my mac?

Macbook pro retina won't turn on unless is plugged in. And when it's on the fan is loud and the computer is running slow.

The Retina MacBook Pro is still fairly new. If its AppleCare warranty is still in effect you should contact Apple.
If not, read the following: Troubleshooting: My computer won't turn on
After all the obvious causes it leads to a SMC reset. Read all the steps.
Before Resetting the SMC
Try each of the following steps in this order before you reset the SMC. Test the issue after completing each troubleshooting step to determine if the issue still occurs.
Press Command + Option + Escape to force quit any application that is not responding.
Put your Mac to sleep by choosing the Apple () menu from the upper-left menu bar and then choosing Sleep. Wake the computer after it has gone to sleep.
Restart your Mac by choosing the Apple () menu from the upper-left menu bar and then choosing Restart.
Shut down your Mac by choosing the Apple () menu from the upper-left menu bar and then choosing Shut Down.
Resetting the SMC on portables with a battery you should not remove on your own
Shut down the computer.
Plug in the MagSafe power adapter to a power source, connecting it to the Mac if it's not already connected.
On the built-in keyboard, press the (left side) Shift-Control-Option keys and the power button at the same time.
Release all the keys and the power button at the same time.
Press the power button to turn on the computer.

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    Message was edited by: youknow
    Message was edited by: youknow

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    [email protected]

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  • What will happen to my mac if I turn off icloud

    I thought I could sync my mini and laptop using icloud only to find my laptop was too old after setting up my icloud account.  Now, I find if I turn if off it says documents, contents, etc will be deleted from my mac mini.  Is that true?  How do I turn if off and keep my stuff.  I don't have iphone or ipad and don't need icloud.
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  • What will happen if i dont back my mac up before installing os s yosmite beta

    what will happen to my mac if i dont back it up before installing os x yosmite ?

    We have no idea what might happen; it is not good to run beta software on a regular production machine. We also cannot help with any problem you might encounter - you will need to contact Apple and/or provide them feedback due to the confidentiality agreement (you're not allowed to discuss the beta anywhere and we're not allowed to discuss it).
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  • HT4898 what happens to my mac email account

    what will happen to my .mac email account when i move to iCloud?  Will I maintain my apple ID? 

    Your email address will continue as it does now, and you will retain your Apple ID so nothing changes in that respect.
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  • I just backed up my mac to an external hard drive using Time Machine. What would happen if I turn Time Machine off and then plug the external hard drive back into my computer?

    I just backed up my mac to an external hard drive using Time Machine. What would happen if I turn Time Machine off and then plug the external hard drive back into my computer?
    What I am ultimately wanting to do is make more room on my computer by backing up all of my files onto the external hard drive and then deleting them off of my computer. However, neededing to be able to retrieve them from the external hard drive later down the road.
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    Not tech savvy at all and barely understand basics. I need very simple and easy to understand explanations.

    sydababy wrote:
    and then deleting them off of my computer.
    BIG BIG MISTAKE ..... youre making a linchpin deathtrap for your data trying to shove everything on a single fragile HD.
    Dont suffer the tragedy other people make, buy another or 2 more HD, theyre cheap as dust.
    The number of people who have experienced terror by having a single external HD backup is enormous.  One failure that WILL HAPPEN, and kaput,......all gone!
    Dont do it, its all about redundancy, redundancy, redundancy.
    follow here:
    Methodology to protect your data. Backups vs. Archives. Long-term data protection
    Deleting them off your computer is fine....having only ONE copy is extremely BAD.
    The Tragedy that will be, the tragedy that never should be
    Always presume correctly that your data is priceless and takes a very long time to create and often is irreplaceable. Always presume accurately that hard drives are extremely cheap, and you have no excuse not to have multiple redundant copies of your data copied on hard drives and squirreled away several places, lockboxes, safes, fireboxes, offsite and otherwise.
    Hard drives aren't prone to failure…hard drives are guaranteed to fail (the very same is true of SSD). Hard drives dont die when aged, hard drives die at any age, and peak in death when young and slowly increase in risk as they age.
    Never practice at any time for any reason the false premise and unreal sense of security in thinking your data is safe on any single external hard drive. This is never the case and has proven to be the single most common horrible tragedy of data loss that exists.
    Many 100s of millions of hours of lost work and data are lost each year due to this single common false security. This is an unnatural disaster that can avoid by making all data redundant and then redundant again. If you let a $60 additional redundant hard drive and 3 hours of copying stand between you and years of work, then you've made a fundamental mistake countless 1000s of people each year have come to regret.

  • I just purchased a new Mac and I am trying to download my previously purchased songs.   I am only getting a portion of each song though.  What is happening and how do I fix it?

    I just purchased a Mac and downloaded my previously purchased songs from iTunes, however it only downloaded a portion of the song (about 1:15) and this appears to be the same on all of the songs.   What is happening and how can I fix it?

    Hello Pork Chop 2,
    Congratulations on your new Mac!  It sounds like your purchased songs are not playing completely after you downloaded them.  I recommend to following steps for an issue like this:
    Symptoms
    Occasionally, if a song purchased from the iTunes Store on a Mac or PC was not downloaded completely, the song may not play back fully. The song may abruptly stop during playback, and iTunes may start playing the next song in your library or playlist.
    Resolution
    If iTunes in the Cloud is available in your country, try the following steps to resolve the issue:
    Delete the purchased song that is exhibiting the problem from your iTunes library.
    Click on the Purchased link in the iTunes Store to view your previously purchased music.
    Download your previously purchased song from this list.
    You can find the full article here:
    Songs in iTunes may not play back completely
    http://support.apple.com/kb/TS4357
    Thank you for using Apple Support Communities.
    Best,
    Sheila M.

  • I have a Power Mac G5 Dual 2.3 running 10.5.8, I understand that I can not upgrade to Lion, so what will happen to my Mobile me, which I can not live with out?

    I have a Power Mac G5 Dual 2.3 running 10.5.8, I understand that I can not upgrade to Lion, so what will happen to my Mobile me, which I can not live with out? Also will I be able to get Icloud to work?

    Hi Mary, the other so called "Features" of iClound will not work for like Syncing, but eMail will.
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    Don't delete your old account yet. Just setup a new one in Mail>Preferences>Accounts, little plus icon. Choose IMAP as account type, not ,mac or MobileMe.
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              ▪          Server name: imap.mail.me.com
              ▪          SSL Required: Yes
              ▪          Port: 993
              ▪          Username: [email protected] (use your @me.com address from your iCloud account)
              ▪          Password: Your iCloud password
    SMTP (outgoing mail server) information:
              ▪          Server name: smtp.mail.me.com
              ▪          SSL Required: Yes
              ▪          Port: 587
              ▪          SMTP Authentication Required: Yes
              ▪          Username: [email protected] (use your @me.com address from your iCloud account)
              ▪          Password: Your iCloud password

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