div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=whatsapp-can-find-contacts-by-accessing-the-address-book-of-a-device-and-recognisinghtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: · WhatsApp can find contacts by accessing the address book of a device and recognising which of those contacts are using WhatsApp If your child has shared their mobile number with loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220501055f43e7fcb73a8417d254e66ahtml5thumbnails1jpg width=140 height=200 divdiv