Simplest way to download one PTF including all the required PREs and SUPs(dependant PTFs).
Release : all
enter the PTF in the SEARCH field under the dashboard:(SO09838 used as a sample)
Select the PTF from the search.
Then scroll down to:
This section is just before the Dependencies section. Click the box (the clear one).
After this the message added to download will appear.
Scroll to the top of the screen. The number one should appear in the downloads icon at the top of the screen:
Click on that icon.
Then click on the Start Download button.
Then select the download method.
The package of PTFs should then start downloading.