$ sudo apt-get update
$ sudo apt-get install libakonadi-socialutils4 

libakonadi-socialutils4 is installed in your system.

Make ensure the libakonadi-socialutils4 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libakonadi-socialutils4 *

You will get with libakonadi-socialutils4 package name, version, architecture and description in a table

libakonadi-socialutils4 package basic information: