I've seen many posts on the web from people saying they're not receiving Whatsapp notifications on their watch. All answers refer to making sure that Whatsapp is set up to send notifications and that the watch is also set up correctly. I had been receiving notifications and then they stopped. I realized that if the Whatsapp Web app is open on my PC (meaning I can use WhatsApp from my PC in addition to from my phone), then Whatsapp notifications are not received on my watch. I assume it's because Whatsapp is sending a notification and the PC app is overriding notifications to the watch. As soon as I close the WhatsApp Web app on my PC, I started receiving notifications on my watch.
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