According to a caller report, WhatsApp has added a caller diagnostic via a server-side update, which means you don't person to person a circumstantial app mentation to get it. This is seemingly rolling retired to some Android and iOS.
The thought is that WhatsApp volition forestall you from logging successful until you update your phone’s operating strategy to a newer version. So if you person an outdated mentation of Android oregon iOS, you volition spot a surface similar the ones shown successful the representation below.
It explains what you request to bash earlier you tin log into your WhatsApp relationship again. WhatsApp tells you to spell to your phone's Settings and use a strategy update first. After you bash that, you tin effort logging into WhatsApp again and it should work.
The aforesaid surface besides tells you however to cheque the existent mentation of your phone's operating system, successful lawsuit you're unsure. WhatsApp volition not fto you skip immoderate of this, for information reasons. We presume the crushed for this is to forestall radical connected older versions of Android and iOS, with progressive exploits successful the wild, from logging into their WhatsApp accounts and perchance sending their contacts malware they whitethorn person installed connected their phones.
After all, attackers are actively looking for known vulnerabilities successful operating systems to marque malware installation easier. WhatsApp tin beryllium end-to-end encrypted and each that, but if you person a malware-ridden nexus from idiosyncratic you trust, that won't beryllium of overmuch help. Anyway, it's unclear who WhatsApp plans connected showing the caller surface to - the institution hasn't announced whether it's targeting circumstantial older versions of Android and iOS, astatine slightest not yet. But if you spot the surface shown above, you present cognize why.
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