I deleted something i should'nt have, when i power on my mac book air, all that comes up is a blinking question mark, what do i do?

i deleted something i should'nt have, when i power on my mac book air, all that comes up is a blinking question mark, what do i do?

Reinstall from Recovery Partition, hold down Command + R at power on

Similar Messages

  • I have a Power Book OS 10.4.11 and cant access my radio library.  I believe I deleted something I should not have. How do I reload Itunes and will I loose my music I loaded?

    I have a Power Book OS 10.4.11 and cant access my radio library.  I believe I deleted something I should not have. How do I reload Itunes and will I loose my music I loaded?  I do not have the original software.  I was trying to free up some memory and removed the wrong thing.

    If you mean the listing of internet streams that seems to have disappeared for many users of older iTunes versions over week ago. Probably some update at Apple broke older versions.  No idea if it will ever come back but you can open stream URLs you find on the web and save them in playlists.

  • When attempting to download songs from itunes cloud to my mac book air all I get is a box indicating download but nothing happens ?.

    When attempting to download songs from itunes cloud to my mac book air all I get is a box indicating download but nothing happens ?

    When there are photos/videos in the Camera Roll, the iPhone is also detected as a digital camera when connected.
    If your iPhone is not recognized by iTunes when connected, check this link.
    http://support.apple.com/kb/TS1538

  • What is the necessity of the AC power cord (with Mac Book Air)? When should it be used with the power adapter?

    what is the necessity of the AC power cord (with the Mac book Air)? when should it be used?

    Gary, you wouldn't believe some of the questions people ask on this site.
    Why are both cords necessary?
    They are not.
    Other than the two reasons dominic23 sited are there any other reasons to use the AC power cord rather than the power adapter cord alone?
    No.

  • Mac book air turns on then goes to a white screen. What should I do?

    My Mac book air turns on then gets stuck on a white screen.  What can I do to fix it?

    Reinstall Lion, Mountain Lion, Mavericks or Yosemite without erasing drive
    Boot to the Recovery HD:
    Restart the computer and after the chime press and hold down the COMMAND and R keys until the menu screen appears. Alternatively, restart the computer and after the chime press and hold down the OPTION key until the boot manager screen appears. Select the Recovery HD and click on the downward pointing arrow button.
    Repair
    When the recovery menu appears select Disk Utility. After DU loads select your hard drive entry (mfgr.'s ID and drive size) from the the left side list.  In the DU status area you will see an entry for the S.M.A.R.T. status of the hard drive.  If it does not say "Verified" then the hard drive is failing or failed. (SMART status is not reported on external Firewire or USB drives.) If the drive is "Verified" then select your OS X volume from the list on the left (sub-entry below the drive entry,) click on the First Aid tab, then click on the Repair Disk button. If DU reports any errors that have been fixed, then re-run Repair Disk until no errors are reported. If no errors are reported then click on the Repair Permissions button. When the process is completed, then quit DU and return to the main menu.
    Reinstall Lion, Mountain Lion, Mavericks, or Yosemite
    OS X Yosemite- Reinstall OS X
    OS X Mavericks- Reinstall OS X
    OS X Mountain Lion- Reinstall OS X
    OS X Lion- Reinstall Mac OS X
         Note: You will need an active Internet connection. I suggest using Ethernet
                     if possible because it is three times faster than wireless.

  • When i turn on my Mac book air I get a white screen with an apple and spinning pinwheel

    Why won't my Mac book air turn on?  I get a white screen with apple and spinning pinwheel.

    If you wish help you are going to have to tell us more then that.
    What version of OS X is your MBA running?
    What did you change before this started?
    Allan

  • I have a Mac Book Air and firefox froze and my trackpad does not respond what should I do?

    On the top left corner when any new window is opened (the red, yellow, and green) the maximize, minimize and close buttons, the red button isn't active however a rectangle separate window opened up with just two options: Cancel and OK- the OK button is flashing blue for my pointer to click on, when I do it doesn't respond and I can't open a new window to firefox because it won't let me, I tried restarting my computer but it won't let me because that application is still running it says to close it first and than I can restart however it still does not respond, so whats going on?

    ruh-roh

  • My mac book air says that I have over 20gb of other space used.

    How do I get rid of it I tried to turn off the time machine and other sudo commands and nothing seems to work.

    "other", refers to things that can't be categorized in the other sections of Lions storage display.  "Other" contains the operating system, system files, and other random things that vary among users.  20gb in the "other" category is very minimal.  Leave it be unless it grows larger.

  • IS THERE NO ONLINE HELP!!!!?????  I HAVE COUNTLESS ISSUES WITH MY NEW MAC BOOK AIR!!!   =|   AND I CANT FIND ANY ONLINE HELP

    HELP!!!!!!!!!!!!!!!
    NO THIS LEADS NO WHERE
    I WANT TO CHAT WITH SOMEONE ONLINE NOW ABOUT MY ISSUES

    Have you tried the following:  http://www.apple.com/support/macbookair/contact/

  • I just got a new iMac.  I set it up and all of my contacts have disappeared.  They have disappeared on my iPhone and my mac book air as well.  How do I get them back?

    All contacts have disapppeared from my iPhone, my mac book air and my new iMac.  How do I get back.  I assume it has something to with iCloud.  Thank you.

    Use your computer's backup to transfer your iTunes library from your old computer to your new computer per the instructions included with this link, or do the same with both computers networked in some fashion, which shouldn't be hard to do if both computers are connected to the same wireless network.
    http://support.apple.com/kb/HT1751

  • The movie I purchased from my Apple TV is not on my acct when I signed on my mac book pro. Is there something else I have to do to have my movie library updated on my macs?

    The movie I purchased from my Apple TV is not on my acct when I signed on my mac book pro. Is there something else I have to do to have my movie library updated on my macs?

    Welcome to the Apple Community..
    You can re-download content purchased from the iTunes store (availability varies depending on location) using the purchased option from the Quick Links section in the top right corner of the iTunes homepage in your iTunes application on your computer.

  • I have a mac book air where in when i delete an email the sender ids from all other emails disappears and then again appears in a few seconds.

    There is this strange thing happening with my Mac book air.Whwnever i delete a mail fro the inbox or send folder,the sender or receiver ids disappear from all others just to reappear after a few seconds.This started happening after i received a mail enquiring about some products i sell online.i replied to the mail taking it as a legit enquiry.
    I did not open any attachment with the mail.Am i been hacked.

    Welcome to Apple Discussions
    I believe you have a failing GPU (aka Video Card). Run AHT and see what it tells you. Do not be afraid to run it up to three times in succession if at first it does not detect an error (sometimes errors that are caused by overheating will not show up until the computer is stressed enough - repeating AHT will do that).
    As an aside - the MBA was not designed to take the place of a desktop. If you are powering your MBA by leaving it permanently attached to the thunderbolt port on the monitor you are shortening your battery life.

  • Hi guys I deleted my extension"bitdefender antivirus"but when I switch on my mac safari open up itself asking to instal the extension above what can I do to avoid this pain in the behind?Thanks

    hi guys I deleted my extension"bitdefender antivirus"but when I switch on my mac safari open up itself asking to instal the extension above what can I do to avoid this pain in the behind?Thanks

    Uninstall "BitDefender" completely, not just the Safari extension.
    Any third-party software that doesn't install by drag-and-drop into the Applications folder, and uninstall by drag-and-drop to the Trash, is a system modification.
    Whenever you remove system modifications, they must be removed completely, and the only way to do that is to use the uninstallation tool, if any, provided by the developers, or to follow their instructions. If the software has been incompletely removed, you may have to re-download or even reinstall it in order to finish the job.
    I never install system modifications myself, and I don't know how to uninstall them. You'll have to do your own research to find that information.
    Here are some general guidelines to get you started. Suppose you want to remove something called “BrickMyMac” (a hypothetical example.) First, consult the product's Help menu, if there is one, for instructions. Finding none there, look on the developer's website, say www.brickmymac.com. (That may not be the actual name of the site; if necessary, search the Web for the product name.) If you don’t find anything on the website or in your search, contact the developer. While you're waiting for a response, download BrickMyMac.dmg and open it. There may be an application in there such as “Uninstall BrickMyMac.” If not, open “BrickMyMac.pkg” and look for an Uninstall button.
    Back up all data before making any changes.
    You will generally have to reboot in order to complete an uninstallation. Until you do that, the uninstallation may have no effect, or unpredictable effects.
    If you can’t remove software in any other way, you’ll have to erase and install OS X. Never install any third-party software unless you're sure you know how to uninstall it; otherwise you may create problems that are very hard to solve.
    WARNING: Trying to remove complex system modifications by hunting for files by name often will not work and may make the problem worse. The same goes for "utilities" such as "AppCleaner" and the like that purport to remove software.

  • I have an epson xp600 and a mac book pro. Wireless printing is OK if I'm lucky for one time only then a 'failed to connect' message so I have to delete and re add the printer to get it working again (but just once!) then the same occurs. Why?

    I have an epson xp600 and a mac book pro. Wireless printing is OK if I'm lucky for one time only then a 'failed to connect' message so I have to delete and re add the printer to get it working again (but just once!) then the same occurs. Why?

    I am not certain this will fix your problem but I suggest you assign the printer a static IP address.
    Using the printer's front panel, select Menu > Network > WLAN > TCP/IP > Boot method, and change it to "static". Provide a static IP address that is on your LAN's subnet.
    For example, if you are using an AirPort Extreme, you might give it an IP address of 10.0.1.100. If you are using a Netgear or Linksys router that defaults to issuing 192.168.x.x addresses, you might give it an address of 192.168.1.100. That way, the printer will always "reside at the same address" on your network. If your router has the ability, you should reserve that address so that the router does not attempt to assign it to another DHCP device.
    Then, go to System Preferences > Print & Scan, and delete your existing printer with the "–" (minus) button. Add it again, using the "+" (plus) button. In the window that appears, select the IP pane, and from the Protocol menu select "Line Printer Daemon (LPD)". In the Address field type the IP address you gave your printer.
    If all goes well the "Pring Using" field will detect the printer at that address and automatically select the appropriate driver. You will see something similar to the following screenshot ("name" can be whatever you decide, and "location" is optional):
    Click Add, then you can close System Preferences.
    There are other possible reasons your printer is "not responding" which could include wireless interference from competing wireless networks, but try this "static IP" method first. It should mitigate the problem.

  • All that comes up when I open Firefox are my toolbars and a place to enter a URL, but there is no window. I have to enter full screen mode to view websites.

    Something happened with Firefox where all that comes up when I open Firefox are my toolbars and a place to enter a URL, but there is no window. I have to enter full screen mode to view websites. How do I get back to a regular browsing window? I have no idea how this even happened.

    Hello,
    The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information.
    Note: ''This will cause you to lose any Extensions, Open websites, and some Preferences.''
    To Reset Firefox do the following:
    #Go to Firefox > Help > Troubleshooting Information.
    #Click the "Reset Firefox" button.
    #Firefox will close and reset. After Firefox is done, it will show a window with the information that is imported. Click Finish.
    #Firefox will open with all factory defaults applied.
    Further information can be found in the [[Reset Firefox – easily fix most problems]] article.
    Did this fix your problems? Please report back to us!
    Thank you.

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