How to Reset NVRAM and PRAM in Mac System

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How to Reset NVRAM and PRAM in Mac System

• Even though Mac systems are unquestionably great
  and show few signs of a problem, but when a
  problem arises in the system, it could become a
  headache for the user until it is resolved. There
  are times when the problems occurring in the
  system are conventional and can get easily
  resolved. But the rare problems in the Mac become
  intimidating as the solutions are entirely
  unknown. The fun fact is that sometimes these
  rare problems are very easy to resolve and users
  can easily prevent the unexpected behavior of
  their systems. NVRAM and PRAM issues are one the
  unusual problems which hardly occur in the
  system. Hence is essential to understand the
  NVRAM and PRAM in brief with a well-explained
  method to resolve the issue in Mac system.

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• NVRAM, a short form for Non Volatile Random
  Access Memory is an essential small storage space
  to store the quick settings like time zone,
  volumes, screen resolution, etc. in Mac computers
  so that the system can access it. NVRAM is used
  in newer Mac computers, instead of PRAM. Now you
  might be wondering about PRAM. Well, it is used
  in older versions of Mac computers to perform
  quite similar functions to PRAM systems. It
  stands for Parameter Random Access Memory and is
  now replaced by NVRAM in the new Mac systems.

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Why is it necessary to reset NVRAM or PRAM?

• Sometimes, these two random access memory
  locations get corrupted in the system by several
  issues. The system suddenly starts showing
  problems like
• Mac will not charge properly.
• Volume is hard to control.
• The external devices will not work properly.
• Incorrect Date and Time Zone.
• Screen resolution keeps changing.
• Drives are not appearing in Mac.
• If the Mac is facing any of the problems, then
  dont worry. The problem can be cured within in a
  moment by resetting the PRAM and NVRAM. So lets
  see how to reset NVRAM and PRAM in Mac systems.

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How to reset NVRAM or PRAM on Mac

• First, you need to disconnect the external
  drives, but you will need a keyboard.
• Ensure that your volume is now low by pressing
  the Volume Up key.
• Click the Apple icon and go to Shut Down.
• Click Shut Down to turn off your Mac.
• Now turn on your Mac again and press the Command
  Option P R keys.
• Keep holding the keys wait until the Mac
  restarts.
• When you hear the startup tune, release the keys.

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• The procedure to reset the NVRAM and PRAM is
  same, so you dont have to be doubtful while
  following the method to reset NVRAM or PRAM. Once
  it is done, you may require reconfiguring some
  settings. But if you see some screen resolution
  issues, then there must an external device
  attached with the system affecting the whole
  process of reset. In that case, you will need to
  remove the device and follow the same process.

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Thanks for watching

• John Martin is a Microsoft Office expert and has
  been working in the technical industry since
  2002. As a technical expert, Samuel has written
  technical blogs, manuals, white papers, and
  reviews for many websites such as 
• norton.com/setup  office.com/setup  norton.com/s
  etup office.com/setup  
• source https//itsupportsm.blogspot.com/2018/10/h
  ow-to-reset-nvram-and-pram-in-mac.html