Within several months from this date, in order to continue using Skype services, Skype users had to update to Skype applications released in 2014, and users were not able to log in to older Skype versions (clients).
Skype users had to update to Skype applications released in 2014. This was within several months from this date. This was to continue using Skype services. Users were not able to log in to older Skype versions (clients). This was within several months from this date.