To use the Lost Article Report Service first of all you have to open citizen service mobile app at the website of UP Police https://uppolice.gov.in Uttar Pradesh Police : External website that opens in a new window. In this you will get two options – web version and mobile version. In this app to login, the user may login only their e-mail or filling their mobile number while new user will get four digit code after filling mobile number and email (if available) login in you will get entry only on the man page after verification and then after file FIR clicking the button with the entry of their name, address, mobile number loosing time, place, district, police station (if known) of lost article or description of document , click the ‘register’ button . At successful registration your process of registered report will succeed with a separate L.A (Laps Report) number.