WhatsApp is no longer support older version android/ios till 1 feb,2020

It's time to update WhatsApp 

 Nonetheless, there are bound to be thousands or perhaps even hundreds of thousands of people using WhatsApp on an old Windows device who will not be happy when it stops working Windows Phone never achieved the success of its rivals and didn’t encourage the same excitement from app developers.

For the following operating systems, you can no longer create new accounts, nor reverify existing accounts. However, you'll be able to continue using WhatsApp on:

• Android versions 2.3.7 and older until February 1, 2020
• iOS 8 and older until February 1, 2020

You'll no longer be able to use all Windows Phone operating systems after December 31, 2019, and WhatsApp might not be available in the Microsoft Store after July 1, 2019.

Note: Because we no longer actively develop for these operating systems, some features might stop functioning at any time.

The messaging app will no longer work on handsets powered by Microsoft’s software in December 2019,

WhatsApp building a new payment feature for India that enables people to easily send money to each other via WhatsApp. We are beta testing this feature so it's only available to a limited number of people in India. Please be aware that the payments feature will change over time as we add more capabilities.

WhatsApp Business Beta for iOS 2.19.100.12 is available on TestFlight and it has the alignment indicator feature enabled.

No dark mode yet. https://t.co/NYdYz5aI3D

— WABetaInfo (@WABetaInfo) September 20, 2019

WhatsApp Messenger beta 2.19.100.24 for iOS is now available for testing.
Is the beta program open? NO, wait an announcement!https://t.co/vCYpu7PaJn#WhatsAppBeta #iOS #Bot

— WABetaInfo (@WABetaInfo) September 24, 2019

WhatsApp provide support for and recommend using the following devices:

• Android running OS 4.0.3+
• iPhone running iOS 9+
• Select phones running KaiOS 2.5.1+, including JioPhone and JioPhone 2

Have you issues to back up your chat history on iCloud?
If WhatsApp doesn't upload your chat history on iCloud, this is the reason. pic.twitter.com/u0YZUqwefj

— WABetaInfo (@WABetaInfo) September 20, 2019