This is a tutorial on how to clear your Skype call history and chat history. The option for clearing call and chat history is difficult to find in Skype. To begin, click on Tools and select Options from the Menu. In the pop up box, click on the Privacy button. By showing Advanced Options, you will be able to access the button which enables you to clear your call and chat history. Please note that when you click the Clear History button, you will not only delete your call and chat history, but also information like file transfers, SMS messages and voice mail.