
The problem can manifest itself in three ways If you can't upload images in Microsoft Teams chat, there might be an issue with a file, with your internet connection, or even with the Teams client. Previews are enabled by default and there are no settings to disable them. Microsoft Teams also supports GIFs, so if any of them are shared with a channel, their preview will be animated. Image previews are displayed if they are in PNG, JPG, or JPEG format. Unable to load images in Microsoft Teams chat Images, on the other hand, appear with a thumbnail preview. Files such as Word documents, PowerPoint presentations, and Excel spreadsheets appear with their names and a thumbnail representing the file type. Microsoft Teams allows you to share files through chat channels, either with an individual or if it's a team channel.
