How can I use Skype on Ubuntu?
Skype is proprietary software that allows you to make calls over the Internet using your computer.
Skype uses decentralized peer-to-peer technologies, so your calls do not go through a central server, but through distributed servers and other users.
The Skype software is free to use, but it is not free software; the source code is proprietary and not available for modification.
Skype is not installed by default on Ubuntu.to use it.
You need to Skypeto install