Thanks for your continued interest in ServiceDesk Plus. We are glad to announce the availability of Service Pack 4 of SDP. It is available for download at:
This Service Pack can be applied only over the build number 4102 of SDP. If you are not over the 4102 build, please apply the Upgrade Pack as mentioned in the above link. Also, please ensure you have shut down the server before application of the Service Pack / Upgrade Pack.
You may refer the below document to know how to shutdown the ServiceDesk Plus application: