Before installing, configure the .DALP file with the the server address and applicable features. Access DALP Configuration to find out more.
Authenticate in the printer's WEB page as administrator, access Device Management, Configuration and click Install.
Select Local File and click on Choose file;
Select the .zip file, click on View Extended Feature Settings, and wait while the installer is being loaded;
When loaded, choose the slot where your Java is installed at;
On Type-J Settings - Auto Start, select On (to activate the application during the printer's restart);
In the Extended Feature List, select the application and click Install;
Click Ok in the next interface.
After finishing the installation, start the application under Configuration > Startup Setting;
Select the application under Selection and click on Start Up/Stop. Check its status, as now it must be as Starting Up or Suspended (if the printer is hibernating).