How to speed up Finder on Yosemite

Solution 1:

Speed Up New Finder Window Generation by Changing All My Files All My Files is a smart folder that uses Spotlight to access any and all files owned by the current user. This can be great, but it can also slow down the generation of a new Finder window on some Macs. Changing the new Finder window to a static folder can help that speed:

  • Pull down the Finder menu and choose “Preferences”
  • Set the “New finder windows show” to “Desktop” or “Documents” or your user home folder

enter image description here

Close Finder preferences as usual