Why Is My Whatsapp Not Working On Mobile Data. WhatsApp Lock down WhatsApp data usage during calls. The above issues can generally be fixed by uninstalling and reinstalling the latest version of WhatsApp on your smartphone.

If you are able to connect on Wi-Fi but not on your mobile connection EDGE2G3G double check your APN configuration with your mobile provider. Operating system Android iOS issues. You should contact with your internet service provider like BSNL airtel Vodafone and stating them about the issue is the only way to fix it.
To receive WhatsApp notifications on our Huawei mobile we have to go to the Settings Notifications section and then allow them.
If you are able to connect on Wi-Fi but not on your mobile connection EDGE2G3G double check your APN configuration with your mobile provider. WhatsApp notifications do not appear on Huawei. Make sure Do not disturb is turned off or you have allowed WhatsApp notifications in priority mode in your phones Settings app Sound Do not disturb. Open WhatsApp and see if the problems persists.
