This is where you find it:

  1. Go to:
  2. Sign in with your Autodesk username and password.
  3. Click Management
  4. Click Downloads
  5. Click Updates & Add-ons
  6. The Maya 2017 Update 2 is in that list
    Click Browser Download
  7. Install the update


If you a Mac or a Linux user, you have to uninstall the whole Maya before the update.

Cheers, D