The simplification Of doctrines, e.g, no more prophetic patterns , no “the Greater Moses” or any of the other patterns. You never read of “the John class” or any other class. The parable seem to be simply explained as they are... not having a first and second fulfilment.
Also the New World Translation has been made simpler to read even if it is less accurate. The songs have been changed so people don’t know them by heart now . The meetings are full of silly videos that state the obvious... I could go on.......