HT204347: How to find the serial number of your MacBook Pro

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alaashendi

Q: i delete my calendar and not found how get it application back

i find the serial number

MacBook Pro, OS X Mavericks (10.9.2)

Posted on Mar 3, 2014 10:52 AM

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Q: i delete my calendar and not found how get it application back

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  • by cbs20,

    cbs20 cbs20 Mar 3, 2014 11:00 AM in response to alaashendi
    Level 4 (2,785 points)
    Mar 3, 2014 11:00 AM in response to alaashendi

    Boot to recovery by holding cmd+R. Then choose to reinstall the operating system. This shouldn't delete any data, but it would be good to have a backup of your system just in case. Or, if you made a backup before deleting the app you could restore the app from the backup.