Although in the testing phase, WhatsApp said that up to four devices – such as computers and tablets – can be used together. in this meaning, A “small group of users” will be responsible for giving their first impressions Before making improvements and adding features that will later be enabled for everyone.
In a blog post where the move was announced, Facebook engineers said the change needs a file Rethinking software design.
This is because the current version uses the smartphone app as the primary device, making the phone the source of truth for all user data and the only device capable of end-to-end encryption of messages. The user initiates calls.
“The new multi-device architecture of WhatsApp removes these obstacles, as it does not require the smartphone to be the source of truth, while keeping user data and privacy safe and seamlessly synced.”The company stated.
On a technical level, the solution was to give each device its own Identity key. This means that you do not need to store messages on your own server, which can lead to privacy concerns.
This job is a frequent occurrence among registrars, which number 2 billion, according to the company.