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Skype promotes updated apps, will retire older apps beginning March 1st
Last year, the Skype team explained that it was hard at work to complete a migration from a peer-to-peer infrastructure to an Azure-based one. This transition was necessary step to improve reliability and performance (especially on mobile devices), but it also allowed the team to introduce new features such as mobile group video calling, video message saving and more.
Unfortunately, this move also means that some old Skype apps will also stop working in the coming weeks. Today, the Skype team published a new blog post inviting all users to update to the latest Skype desktop apps before March 1: