

If a password is not set on the smartphone, or you, for example, have not blocked it and left the room, another person has the ability to very quickly activate the web version on a computer or laptop and read all the messages that interest them and continue to secretly read all subsequent messages. To do this, you need to open the web version of the messenger and scan the QR code from the mobile application in the web app or on the website.

But there is also a second option for using your WhatsApp account on a computer, in a web or desktop version.
