WhatsApp uses a "retail store and ahead" system for exchanging messages concerning two end users. Every time a user sends a message, it is actually stored over a WhatsApp server, which tries to forward it on the addressee, and consistently requests acknowledgement of receipt. In October 2021, a brand new https://vegetarianayurvedicproducts.health.blog/2025/09/03/cureayu-vegetarian-ayurvedic-remedies-for-everyday-health/