You must go through the in-client upgrade process to preserve all of your conversation history. After the upgrade process you will be able to access a portion of.
Skype for Business lets you find a previous conversation by browsing your conversation history or by searching in your past conversations with a specific person.
As long as you still have access to the Skype account on which you had the conversation and haven't manually deleted your chat history, you can view your old.
Type %appdata%\Skype into the Run window and press Enter. Open the folder Find the dads-space.com file in the folder, this file is your chat history.
Does it get saved somewhere? Skype profile data (including contacts, chat & voice history, etc. you could find all the info at dads-space.com file.
How to Find Old Skype Conversations on PC or Mac. This wikiHow teaches you how to find your old messages with a contact in a Skype chat, using a Mac or a Windows PC. Open the Here you can see all your chat history with this contact.
This feature can only be accessed using Skype for Windows Desktop. Skype Preview for Windows 10 does not have the ability yet to export chat history to CSV.
Your lost or deleted Skype messages and chat history can be found in called dads-space.com, that can be accessed using a SQLite app/command.