
You can check your phone's current Android version in Settings > About Phone. In order to download the latest version of WhatsApp, you need to have a smartphone running Android version 4.1 or above.
I can't download videos or photos on WhatsApp. I have problems with voice calls or can't answer calls. I can't save photos to send to another contact. What should I do if my phone is lost or stolen?. I can't hear audio messages or WhatsApp can't play audio. What does 'Last Seen' mean in WhatsApp?. I can't connect to WhatsApp, WhatsApp not working, or WhatsApp is down. In the meantime, I recommend reading users' complaints on Twitter ( #whatsappdown), because they are hilarious! The Business Today channel received a message from Meta about the WhatsApp outage: "We're aware that some people are currently having trouble sending messages and we're working to restore WhatsApp for everyone as quickly as possible." So, there is not much to do but wait. We checked the Downdetector website and the problem appears to be global. Apparently, the problem is related to sending and receiving messages in the app and in the web version of WhatsApp.
Updated October 25, 2022: Many people are reporting problems on WhatsApp this Tuesday morning, October 25.
Depending on the feature and user region, the outage may take longer to have a fix. Updated Octo2: Services are slowly coming back online, including the mobile app, WhatsApp Web, and WhatsApp Business.