1. Welcome to the new MacRumors forums. See our announcement and read our FAQ

System extension was not installed properly

Discussion in 'PowerPC Macs' started by guitarmankarl67, Jan 1, 2011.

  1. macrumors newbie

    Keep getting "System extension was not installed properly" message at start up after attempting to instal upgrade osx (snow leopard 10.6) right now I have osx 10.5. How do I repair it. Can I use sl 10.6 on a 2006 imac?
  2. macrumors 604

    Are you using the snow leopard retail disk?
  3. macrumors 68000

    tom vilsack

    snow leopard wont install/run on PowerPC
  4. macrumors 604

    umph... I should have seen that!

Share This Page