The steps to install the clash of clans dark soul download apk are as follows-

Open the menu and then go to the setting. Then go to security > unknown resources. Here check to mark this option. Now, go on browser and download the clash of souls apk file. Now install it and check yes or allow if it asks for any installing permissions. Now, wait for a few seconds or maybe minutes to complete the process of installation. Now, just enjoy the game on clash of souls servers.