Tl;dr: you can't tell. What a shit-tier click bait headline.
Yes you can, you can install an old version of WhatsApp and it will possibly infect you with it or it will tell you if you are already affected by it.
>Also, WhatsApp has been sending alert messages to the list of affected users asking them to update to the latest version of the app. Till now, the message from WhatsApp is the only visible indicator that tells you whether your phone has been affected.
(post is archived)