one, how to mark a session as unread
If you need to mark the session as unread, right-click the session you want to reread, select "Mark as unread", next to the session, the latest Call history tab, and the Skype icon on the toolbar to display a notice to remind you to read later.
Ii. How to delete a session record
If you cannot delete a single session on Skype, you can delete the entire session record, which deletes all your records, including instant messages, calls, voice mail, text messages, files sent and received, and your session records are deleted and cannot be recovered.
In the main menu bar, click "skype-Privacy" and, under the retention record, click "Clear Record". If you want to keep the record for a while, you can also modify it here, simply by clicking the drop-down arrow that clears the record keyboard, and you can choose Permanent, 3 months, 1 months, 2 weeks, or no save.
Iii. how to view and back up session records
The session record displays all the instant messages you send and receive to your contacts or groups, and also displays details of the calls you have made or received via Skype, viewing the session logging method as follows:
1, in the "contact" or "recent Call records", click the contact you want to view the session record of the contacts or groups, will display your session record, the session list is sorted by date, the recent active session will appear at the top of the list. If the group or session does not appear in the most recent call list, click Today at the top of the nearest call to display a complete list of group sessions for the selected date.
2, to find a specific session, through the "recent call record" on the label search box found. Enter the name of the session you want to find, and the search results show the most matching results. Click on the session to view all instant messages in the session.
The system will default to keep the message you send and receive on the local computer, you can always view. Here you can find:%appdata%skypeyour usernamemain.db. If you want to send a message to an offline contact, the save message will be delivered immediately when you are online with the other person, and if you want to back up the chat log, you can copy the file to a USB drive or somewhere else.