UMANG or Unified Mobile Application is an app launched by the Government of India to provide access to various government services.
Now, you can lodge complaint of lost items on Indian airports to Central Industrial Security Force (CISF) and also track it through UMANG app, stated official twitter handle of Ravi Shankar Prasad, Minister of Information Technology- @rsprasad. UMANG or Unified Mobile Application is an app launched by the Government of India to provide access to various government services (central, state and regional) at one place, as mentioned on the official website of UMANG- umang.gov.in. According to a report of IANS, passengers can now directly register and get status of the complaint immediately via UMANG. Also, the user can request for technical consultancy, the report added.
Collected and summarized from the source below by Giang Tan
http://www.airportbenchmarking.com/umang-app-how-to-trace-complaints-of-lost-items-on-airports/