Simply click the download button on the right to begin the process.
Then follow the screenshots as given below:

Simply double click the SoftPhone icon on your desktop.
Then follow the screenshots as given below:
Click Save to save the file onto your computer.
Locate the Desktop on your computer and click Save.
When the download is complete, click the Close button.
Close all other windows and then press Next.
Select the location to install SoftPhone, or simply use the default location. Then click Next.
Click Next.
Tick both boxes and click Next.
Click Install.
Enter Account ID, PIN code and Retype PIN - (This information is given to you when you buy credit). Select Europe and then click Next.
Tick the box and click Finish.