SMS Fallback is used to guarantee OTP delivery when WhatsApp messages are not received on time. It helps businesses overcome issues like poor connectivity, DLT delays, or app uninstalls. In India, this backup system plays a major role in maintaining login success. When SMS Fallback is placed strategically between channels, anantya.ai ensures higher delivery accuracy, improved security... https://anantya.ai/blog/sms-fallback-for-whatsapp-otp-india/