WhatsApp will drop support for older versions of Android and iOS. A regular process since she had made a similar announcement in February 2020, as reported by Femme Actuelle.

What phones are affected?

"As of November 1, 2021, WhatsApp will no longer support Android smartphones running Android 4.0.4 and earlier. Please upgrade to a supported device or back up your chat history before this date," it read. in the WhatsApp FAQ.

In total, around forty smartphone models are potentially affected. Here is the list compiled by the messaging application:

Alcatel One Touch Evo 7; Archos 53 Platinum; HTC Desire 500; Caterpillar Cat B15; Wiko Cink Five, Wiko Darknight; Lenovo A820; UMi X2, Faea F1; THL W8; iPhone SE, 6s, 6s Plus; Huawei Ascend G740, Ascend Mate, Ascend D Quad XL, Ascend D1 Quad XL, Ascend P1 S, Ascend D2; LG Lucid 2, Optimus F7, F5, L3 II Dual, L5, L5 II, L5 Dual, L3 II, L7, L7 II Dual, L7 II, F6, Enact, L4 II Dual, F3, L4 II, L2 II, Nitro HD and 4X HD, F3Q; Samsung Galaxy Trend Lite, Galaxy Trend II, Galaxy S2, Galaxy S3 mini, Galaxy Xcover 2, Galaxy Core, Galaxy Ace 2; Sony Xperia Miro, Sony Xperia Neo L, Xperia Arc S; ZTE Grand S Flex, ZTE V956, Grand X Quad V987, Memo.

What solutions?

To overcome this problem, WhatsApp recommends that users with one of these devices update their phone. More generally, WhatsApp recommends using smartphones with Android 4.1 and above, iPhone with iOS 10 and above, some basic mobile phones with KaiOS 2.5.1 and above.

According to the site dedicated to high-tech PhonAndroid, if the application is already installed on these mobiles, it should still be possible to continue to use it after the deadline, but some features are likely to bug.