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dpkg-query -Wf '${Installed-Size}\t${Package}\n' | sort -n

Cleaning up Packages and their Configurations

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1. Check for applications that have configurations left behind:

   Code Block
   language bash
   dpkg --list | grep '^rc\b'

   
   

2. Now you can to a dpkg -P for each individual package, or if you wish to purge everything in the list, you can run the following command: 

   Code Block
   language bash
   dpkg --list | grep '^rc\b' | awk '{ print $2 }' | xargs dpkg -P

   
   

3. To finish, you run the following commands to finalize the cleanup, and sync of apt-cache and lists: 

   Code Block
   language bash
   apt-get autoremove apt-get clean

   
   

Manually Uninstall Package

mv /var/lib/dpkg/info/PACKAGE.* /tmp/
dpkg --remove --force-remove-reinstreq PACKAGE

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