This would explain why they don't allow anymore to link your Skype to your Microsoft account: https://support.skype.com/en/faq/FA12060/can-i-link-or-unlink-my-s

This would explain why they don't allow anymore to link your Skype to your Microsoft account: https://support.skype.com/en/faq/FA12060/can-i-link-or-unlink-my-skype-and-microsoft-accounts https://support.skype.com/en/faq/FA12060/can-i-link-or-unlin...