Windows 10 taskbar doesn't show number of messages received by Skype App
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I found a way to get it to show that a message was received.
(Note: This will work for future messages, but not retroactively.)
In the Start Menu, I right click on Skype > More > Turn Live Tile On.
Then on the next message you get, it will show that 1 message was received:
UPDATE: This does NOT always work. The notification count does not always appear. I recommend switching to Classic Skype (aka "Skype for Windows") if possible.
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