1. To download Skype, go to https://www.skype.com, click on "Downloads" and select the Skype compatible with your device.
2. Install Skype on your computer
Once the software is downloaded to your computer, click on it so you can open it. You will be asked if you allow Skype to make changes to the device and you will need to click "Yes" to continue the install process.
3. After the installation process has been completed, enter your credentials (the email address and the password you set) and you are good to go!