3 answers

• 
  Manolis Theofilos about 1 year ago

  You can't.
  Try downloading Inventor Fusion 2012 in order to view Inventor 2012 files.

• 
  fajri hamdan about 1 year ago

  thanks

• 
  Curt Bowe 12 months ago

  If you could have the 2011/2012 models saved as STEP files you can open them.