How to legally stop harassment and blackmail from illegal instant loan apps?
1. Do not pay extortion demands; 2. File an online complaint on cybercrime.gov.in under cyber extortion and harassment; 3. Send a bulk WhatsApp message/status to your contacts clarifying your device was hacked by predatory apps; 4. Report the rogue app to Google Play Store and RBI Sachet portal (sachet.rbi.org.in).