Mobile messaging company Whatsapp has said that it will stop supporting some phones with older versions of operating systems from next year.
The end of support includes Android versions 2.3.7 and older, iOS 8 and older, and all Windows Phones operating systems.
The end of support for the older versions of Android and iOS means that WhatsApp could stop working on these phones starting February, 2020
“For the following operating systems, you can no longer create new accounts, nor re-verify 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.” - WhatsApp