'Scammers sending fake messages': SBI warning to Yono app users

State Bank of India has issued a fraud alert regarding fake messages threatening Yono app deactivation over un-updated Aadhaar details. Customers are warned against downloading apps from unsolicited links or APK files. SBI urges users to ignore suspicious messages, avoid unknown downloads, and only use official app stores or branches for updates to prevent financial loss and identity theft.