The number of S’s in the notification keeps varying. And how to check who send it? I got a four notification messages on Google hangouts that says "FCM Messages Test Notification!! The information in this page is intended to help you understand the different types of FCM messages and what you can do with them. Message types. A strange notification reading "FCM Messages Test Notification!!!!" Microsoft Teams offers different ways to access, receive, and manage notifications. Where shall I look for the cause. Users of Microsoft Teams recently took to social media to complain that they were getting mysterious notifications from the app with captions like “FCM Messages.” Any idea what that is? With FCM, you can send two types of messages to clients: Notification messages, sometimes thought of as "display messages." Notification messages have a predefined set of … Message read receipts remove uncertainly about whether a message was read, and improve team communication. This is similar to the notifications sent to Google Hangouts users just a couple of days back. These are handled by the FCM SDK automatically. For example, you might use a Teams message as a starting point to create a work item in Azure DevOps or create a sales opportunity in Dynamics 365. Create the flow Let’s start coding but before starting code, here is the Lifecycle Flow of Firebase Cloud Messaging (FCM) Register devices to receive messages from FCM. Use the For a selected message trigger in the Teams connector to trigger a cloud flow directly from within Teams. So it’s natural that you’re worried and, at the same time, curious about this enigma. Please note that read receipts are not captured in eDiscovery reporting. There was no chat message or any other activity related to this notification. Earlier today thousands of Microsoft Teams users reported receiving mysterious “FCM Messages – Test Notification” on their devices. Read receipts Read receipts allow the sender of a chat message to be notified when their message was read by the recipient in 1:1 and group chats 20 people or less. I haven't knowingly done anything to trigger this and I haven't heard from Google that they are doing any testing. I received a notification on my Teams App on Android Mobile, I thought I received some messages from Teams, when I clicked, just Teams opens, but no messages or notifications from FCM. The vulnerability allows someone to exploit FCM keys stored in APK files in order to broadcast messages to anyone using a Firebase-based application — in this case, Hangouts. Test Notification” or similar notifications from apps like Google Hangout and Microsoft Teams. FCM Messages I've just received odd notification from MS Teams on Android. When I googled, FCM means to be Firebase Cloud Messaging, I'm sure I don't have an account with this Firebase with an email account on which Teams is running. And a lot of people have been getting “FCM Messages. Many people received the message several times within a short timespan. was sent out to people through Microsoft Teams. You can use messages to trigger processes in Teams. These settings include how, when, and where your notifications appear, custom settings for channels and chat, appearance and sounds, turning off specific messages, and so on. If you’ve been thinking what these are, or … Notification Message - FCM automatically displays the message to end-user devices on behalf of the client app.