- From Chats, right click on the chat you would like to delete.
- Click Delete Skype conversation from the menu.
- In the confirmation window, click Delete again.
When you delete a chat, all the messages in the conversation are deleted, and it will no longer show in your recent chats. The chat will be deleted from that specific device, but will still be visible on other devices unless you delete it from there too.
How do I delete an instant message in Skype on desktop?