Selling an old smartphone requires careful security steps to prevent personal data leaks. Before handing over your device, ensure you back up all data to cloud services like Google Drive or iCloud. Log out of all accounts, including Google, Apple ID, and social media. Disconnect banking and UPI apps, remove SIM and memory cards, and perform a full factory reset to clear all personal information and settings. https://punjabi.abplive.com/technology/make-sure-to-do-these-7-things-before-selling-your-old-smartphone-or-your-personal-data-could-be-leaked-873191 #Creator program