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Anyone else's Mouse double clicking instead of single after upgrading to Mountain Lion?

Hey guys,


I upgraded to Mountain Lion on the first day and immediately i noticed an issue with my mouse.


When I single click my mouse it frequently double clicks and is ****ing frustrating!! I use my mouse for work as a graphic designer and im a very fast worker - with this issue my productivity has nearly dropped a third.


I use a Logitech Performance MX mouse, but have also tried it on my standard (new / was unopened) Apple mouse that came with my iMac.


I have also tried altering the double click speed in the system preferences but the issue keeps repeating.


if ANYONE can help me i would very grateful as if this continues i could potentially lose my job.

iMac (21.5-inch Mid 2010), OS X Mountain Lion

Posted on Jul 29, 2012 4:24 PM

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Posted on Jul 29, 2012 4:26 PM

You need to reset you PRAM


Resetting PRAM and NVRAM

  1. Shut down the computer.
  2. Locate the following keys on the keyboard: Command, Option, P, and R. You will need to hold these keys down simultaneously in step 4.
  3. Turn on the computer.
  4. Press and hold the Command-Option-P-R keys. You must press this key combination before the gray screen appears.
  5. Hold the keys down until the computer restarts and you hear the startup sound for the second time.
  6. Release the keys.
33 replies

Anyone else's Mouse double clicking instead of single after upgrading to Mountain Lion?

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