Prime Minister Narendra Modi today launched UPI-based digital payment app BHIM . The app is aimed at encouraging digital transactions and increase participation of people in Lucky Grahak Yojana (For retail consumers) and in Digi Dhan Vyapar Yojana (For small businesses).Users can send and receive money instantly using this app. It also enables a user to pay and receive money by scanning QR code. All payment on the app are done using secured network of Unified Payment Interface and the money gets credited into your bank account instantly 24x7, as claimed in the app's description. Here is how to use the BHIM app:First, you have to download the app from Google play store or from the following link:https://play.google.com/store/apps/details?id=in.org.npci.upiappOnce installed, follow the below said procedure to activate the app:* As you open the app, it will prompt you to chose your language - Hindi/English.* Chose your language and click next* It will ask for access to phone's SMS and phone's state to verify it with UPI* Next it will ask for permission to allow the app to make and manage phone calls* Then it will prompt for allowing the app to send and view SMS messagesOnce given these permissions, the app will ask you to select your SIM card, in case of dual-SIM smartphone, (Users are advised to choose the SIM/Mobile number registered/linked with Bank accounts)* The app will send an SMS using your SIM to verify the app (Re 1 will be charged for this)* Once verified, it will ask you to chose your 4-digit UPI pin code/passcode* After passcode input, you can choose your bank from 31 listed banks. Below is the list of banks:Allahabad BankAndhra BankAxis BankBank Of BarodaBank Of MaharashtraCanara BankCatholic Syrian BankCentral Bank Of IndiaDCB BankDena BankFederal BankHDFC BankICICI BankIDBI BankIDFC BankIndian BankIndian Overseas BankIndusInd BankKarnataka BankKarur Vysya BankKotak Mahindra BankOriental BankPunjab National BankRBLSouth Indian BankStandard Chartered BankState Bank Of IndiaSyndicate BankUnion Bank Of IndiaUnited Bank Of IndiaVijaya Bank*After choosing your bank, input your account number or if available in your SMS box, it will automatically detect it.* Then it will show a screen with options - Send, Request and Scan and Pay.This means you have successfully set up the app and it is now ready to use.You can also view your profile, records of transactions and by clicking on Bank Account option, you can reset or change your UPI pin. By clicking on three dots on right top corner, you can change your bank account if you wish to switch to another account from the current one.