![]() ![]() ![]() Through link previews, Bakry and Mysk discovered that apps could leak IP addresses, expose links sent in end-to-end encrypted chats, download large files without users' consent, and copy private data. We checked on the file you have set for the og:image and see that it measures 2304×1728 and is 1.2MB, so if you want the image preview to appear in WhatsApp we would recommend to try using a smaller image that follows those recommendations.Īlso, another reason that the preview may not be displaying in WhatsApp is that when the image URL is through HTTPS (such as ) and if you are going to use an HTTPS link it requires using og:image:secure_url instead of og:image.A new report by security researchers Talal Haj Bakry and Tommy Mysk has revealed that link previews in messaging apps can lead to security and privacy issues on iOS and Android. In the past it was recommended that the image needed to be under 300kb in size and 256x256px but not larger than 400x400px. Unfortunately we were unable to find an official guideline for the image requirements for WhatsApp, but you can find some similar recommendations here: For WhatsApp, their image requirements and recommendations are different from that of Facebook. If the issue still persists after clearing the caches, it may be related to the preview image. We have information on how to clear your browser cache at the following link. If you clear your cache (server, plugin/theme, browser, or CDN such as Cloudflare) does this resolve the issue? If you are not sure how to clear your server cache you should speak with your host provider. The first thing we’d recommend checking is whether it’s related to caching. I also tried testing the link and received a blank preview ( see image here).
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