Run application on computer where your are going to delete Skype account.
First time you will see the Welcome screen

SKYPE PROFILE
The program deletes all personal details contained in your profile depend on information you provided when you created or updated your profile. It may include your name, gender, date of birth, phone number, email address, mood message and any profile pictures of yourself you’ve uploaded.

This will ensure that other people cannot search for you in Skype by using your personal data.
If you want us to remove your Skype Name from the Skype directory, you need to contact Skype Customer Service. It may take up to two weeks to remove your name from the directory.
YOUR INSTANT MESSAGES
You can permanently delete all instant messages sent to your chat partners. The messages will disappear everywhere – on Skype clouds, your and your contacts’ all devices (incl. Windows, Linux, Mac OS, iPhone, iPad, Android). So all your chat messages are invisible for others.

UNFRIEND CONTACTS
All your contacts will be unauthorized and removed from the contact list. With the program you can disconnect or “unfriend” someone if you decide you don’t want her viewing your status or contacting you after all.

LOCAL ACCOUNT FILES
The program deletes data, including full name, birthday, phone numbers, country, city and even full chat conversations that Skype app leaves on the systems’ hard drive in a known location. This means that anyone accessing to your computer UNABLE to gather application data stored always in the same location.

UNINSTALL SKYPE PROGRAM
With the program you can uninstall Skype app for any reason. Skype tile (icon) disappears from the Start screen (desktop).

HOW THE PROGRAM WORKS
When you press “Next >>” button you will see a short summary what you have selected to clean up.

Depending on the options you have selected on the main screen, you may need to close and launch the original Skype Program. Delete Skype Account application can do it automatically.

At the final step you may be asked to complete the deletion operation on Skype Customer Service website to remove your login name from the Skype search directory.

Delete Skype Account uses Microsoft .Net Framework which is shipped with any version of Microsoft Windows starting from XP Service Pack 3 and later. While installation process Delete Skype Account checks out Microsoft .Net Framework version and if missed proposes to download the framework from Microsoft web-site.
Microsoft .NET Framework 3.5 Client Profile Online Installer
Delete Skype Account works well with higher versions of .Net Frameworks incl. v4 and v4.5