Test other services to see if they function correctly. Attempt to connect with other devices and apps.You may have unintentionally turned off mobile data, which prevents you from connecting to the WhatsApp service once you leave your home WiFi network. Whenever possible, use wireless networks to download WhatsApp data. Enable WiFi to connect to a high-speed network at home or work.Follow these steps to assess the situation: Error downloading videos and photos from WhatsApp: how to fix it step by stepīegin by checking your internet connection.