HOWTO: find out 'orphaned' packages

1. Enable the Extra Repos (http://ubuntuguide.org/#extrarepositories)



2. Install deborphan

$ sudo apt-get install deborphan

3. Open Synaptic and click the 'Custom' button in the lower-left corner.

You should already see sections such as 'Broken' and 'Marked Changes'.



4. From Synaptic's main menu choose Settings > Filters

It should look similar to this:





http://img.photobucket.com/albums/v469/camplear/forums/synaptic70b.png





5. Click on the 'New' button.

In the Dialogue box type in 'Orphaned' in place of 'New Filter 1'

This will name the filter (choose any name you prefer).



6. Click the 'Deselect All' box then tick the 'Orphaned' box.

It should look similar to this:





http://img.photobucket.com/albums/v469/camplear/forums/synaptic71b.png





7. Click 'Okay'



8. Highlight the 'Orphaned' option and view the selected packages.

Choose any/all of them and 'Mark For Removal' with right-click.





It should look similar to this:





http://img.photobucket.com/albums/v469/camplear/forums/synaptic72b.png