How to update WhatsApp
You can easily update WhatsApp from your device’s app store. Please note, if you received a message that isn't supported by your version of WhatsApp, you'll need to update the app. We encourage you to always use the latest version of WhatsApp. Latest versions contain the newest features and bug fixes.
Find WhatsApp Messenger in the Google Play Store, then tap Update.
Find WhatsApp Messenger in the Apple App Store, then tap UPDATE.
Press JioStore or Store on the apps menu. Scroll to the side to select Social, then select WhatsApp. Press OK or SELECT > UPDATE.