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reset pram

788 Views 3 Replies Latest reply: Jul 1, 2013 9:55 AM by ZanGoghDesigns RSS
ZanGoghDesigns Calculating status...
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Jul 1, 2013 9:50 AM

How do I reset my PRAM it doesn't work with holding down option key and P & R simultaneously


It shows me a big lock still?


I am currently on:

  Model Name:          MacBook Pro

  Processor Name:          Intel Core i5

  Processor Speed:          2.4 GHz

  Number of Processors:          1

  L2 Cache (per Core):          256 KB

  L3 Cache:          3 MB

  Memory:          4 GB

  Boot ROM Version:          MBP61.0057.B0F

  SMC Version (system):          1.58f17

  Serial Number (system):          WQ016289AGU

  Hardware UUID:          FD64E320-29C1-50C3-AC26-0822BB438997

  State:          Enabled





  System Version:          OS X 10.8.4 (12E55)

  Kernel Version:          Darwin 12.4.0

  Boot Volume:          Macintosh HD

  Boot Mode:          Normal

  Computer Name:          Suzanne’s MacBook Pro

  Secure Virtual Memory:          Enabled

os x mountain lion 10.8.4, Other OS, MAC OS X 10.8.4
  • mende1 Level 10 Level 10 (89,490 points)
    Currently Being Moderated
    Jul 1, 2013 9:51 AM (in response to ZanGoghDesigns)

    Hold Command, Option (Alt), P and R keys while your Mac is starting to reset your PRAM. If you see a lock, does it show up with a box to type a passcode? If so, you have firmware password


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