SMS Fallback is designed to prevent OTP failures by acting as a secondary delivery channel. When WhatsApp OTP does not reach due to connectivity or app issues, the system automatically sends an SMS OTP. In India, this approach is crucial because of DLT regulations and inconsistent internet access. With SMS Fallback enabled, organizations achieve smoother verification flows and maintai... https://anantya.ai/blog/sms-fallback-for-whatsapp-otp-india/