Why do I need a Microsoft account to sign in to Skype for Windows RT?
If your device is running the Windows RT operating system, you need a Microsoft account to download Skype or any other application from the Windows Store.
When you start Skype for Windows RT for the first time, you’re prompted to sign in to Skype with your Microsoft account and link it to your Skype account.
When your accounts are linked, you can continue to use Skype normally. You’ll be also able to contact your Messenger buddies directly from Skype.
Learn more about Microsoft account and the benefits it brings.
Learn how to sign in to Skype for Windows RT with your Microsoft account.