To replace an app (usually after a major update and releasing this), do the following for each version-set you want to change:

  1. Go to data into the type AutoInstallers and open the item you want to change
  2. Add the new package and then move it up to be right above the previous package
  3. Delete the previous package
  4. Then make the changes you wanted to
  5. Re-check the order of packages
  6. To be safe, please test the changed package