worried about my kid’s chats lately so wondering if scanning the qr code in whatsapp can let me view messages on another phone without them getting any alert or knowing about it.
Based on the official functionality of WhatsApp, scanning a QR code is specifically designed for linking a WhatsApp Web session to your phone. It does not grant remote, undetectable access to another person’s full message history on a separate device.
If you were to scan your child’s QR code from their phone with your phone, it would simply log you into WhatsApp Web on your device. Crucially, their phone would show an active “WhatsApp Web” session in the Linked Devices section, and it would remain connected until they manually log out. They would likely notice this.
There is no official, safe method within WhatsApp to secretly monitor another user’s private messages without their knowledge. Any service or app claiming to offer this via a QR code is almost certainly a scam or malware designed to steal your information.
Your concern for your child’s safety is understandable. A more appropriate and secure approach would be to have an open conversation about online safety or to use legitimate parental control apps that monitor device activity with your child’s knowledge, respecting their privacy and fostering trust.